84053926377 has 12 divisors (see below), whose sum is σ = 123074395444. Its totient is φ = 55268334720.

The previous prime is 84053926361. The next prime is 84053926391. The reversal of 84053926377 is 77362935048.

84053926377 is a `hidden beast` number, since 8 + 40 + 539 + 2 + 63 + 7 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65037240576 + 19016685801 = 255024^2 + 137901^2 .

It is not a de Polignac number, because 84053926377 - 2⁴ = 84053926361 is a prime.

It is a super-2 number, since 2×84053926377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84053924377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63967324 + ... + 63968637.

Almost surely, 2^84053926377 is an apocalyptic number.

It is an amenable number.

84053926377 is a deficient number, since it is larger than the sum of its proper divisors (39020469067).

84053926377 is a wasteful number, since it uses less digits than its factorization.

84053926377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127936040 (or 127936037 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 84053926377 in words is "eighty-four billion, fifty-three million, nine hundred twenty-six thousand, three hundred seventy-seven".