80439441842925 has 120 divisors (see below), whose sum is σ = 166511826436032. Its totient is φ = 38049698592000.

The previous prime is 80439441842867. The next prime is 80439441842971. The reversal of 80439441842925 is 52924814493408.

It is a happy number.

80439441842925 is a `hidden beast` number, since 8 + 0 + 4 + 3 + 94 + 418 + 42 + 92 + 5 = 666.

It is not a de Polignac number, because 80439441842925 - 2⁶ = 80439441842861 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 43125729 + ... + 44952278.

Almost surely, 2^{80439441842925} is an apocalyptic number.

It is an amenable number.

80439441842925 is an abundant number, since it is smaller than the sum of its proper divisors (86072384593107).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80439441842925 is a wasteful number, since it uses less digits than its factorization.

80439441842925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88078081 (or 88078067 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 63.

The spelling of 80439441842925 in words is "eighty trillion, four hundred thirty-nine billion, four hundred forty-one million, eight hundred forty-two thousand, nine hundred twenty-five".