84299245442 has 8 divisors (see below), whose sum is σ = 127752465036. Its totient is φ = 41715090432.

The previous prime is 84299245439. The next prime is 84299245477. The reversal of 84299245442 is 24454299248.

It can be written as a sum of positive squares in 2 ways, for example, as 82230724081 + 2068521361 = 286759^2 + 45481^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217265903 + ... + 217266290.

Almost surely, 2^84299245442 is an apocalyptic number.

84299245442 is a deficient number, since it is larger than the sum of its proper divisors (43453219594).

84299245442 is a wasteful number, since it uses less digits than its factorization.

84299245442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434532292.

The product of its digits is 6635520, while the sum is 53.

The spelling of 84299245442 in words is "eighty-four billion, two hundred ninety-nine million, two hundred forty-five thousand, four hundred forty-two".