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85553006771 = 891993482323
BaseRepresentation
bin100111110101101011…
…0110100100010110011
322011211100002001020102
41033223112310202303
52400203032204041
6103145201503015
76116040362501
oct1175326644263
9264740061212
1085553006771
1133312495281
12146b7641a6b
1380b571763b
1441d846d671
15235ac5e09b
hex13eb5b48b3

85553006771 has 8 divisors (see below), whose sum is σ = 86557865040. Its totient is φ = 84549117312.

The previous prime is 85553006761. The next prime is 85553006779. The reversal of 85553006771 is 17760035558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85553006771 - 214 = 85552990387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85553006779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63785 + ... + 418538.

It is an arithmetic number, because the mean of its divisors is an integer number (10819733130).

Almost surely, 285553006771 is an apocalyptic number.

85553006771 is a deficient number, since it is larger than the sum of its proper divisors (1004858269).

85553006771 is a wasteful number, since it uses less digits than its factorization.

85553006771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484405.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 85553006771 in words is "eighty-five billion, five hundred fifty-three million, six thousand, seven hundred seventy-one".

Divisors: 1 89 1993 177377 482323 42926747 961269739 85553006771