42497865600 has 96 divisors (see below), whose sum is σ = 139977376440. Its totient is φ = 11332761600.

The previous prime is 42497865593. The next prime is 42497865617. The reversal of 42497865600 is 656879424.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2203831 + ... + 2223030.

Almost surely, 2^42497865600 is an apocalyptic number.

42497865600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42497865600 is an abundant number, since it is smaller than the sum of its proper divisors (97479510840).

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

42497865600 is a wasteful number, since it uses less digits than its factorization.

42497865600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426888 (or 4426871 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 42497865600 in words is "forty-two billion, four hundred ninety-seven million, eight hundred sixty-five thousand, six hundred".