42699025368 has 64 divisors (see below), whose sum is σ = 120109824000. Its totient is φ = 14052838176.

The previous prime is 42699025331. The next prime is 42699025399. The reversal of 42699025368 is 86352099624.

It is a happy number.

42699025368 is a `hidden beast` number, since 42 + 69 + 9 + 0 + 2 + 536 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234080 + ... + 1268207.

It is an arithmetic number, because the mean of its divisors is an integer number (1876716000).

Almost surely, 2^42699025368 is an apocalyptic number.

It is an amenable number.

42699025368 is an abundant number, since it is smaller than the sum of its proper divisors (77410798632).

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

42699025368 is a wasteful number, since it uses less digits than its factorization.

42699025368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502381 (or 2502371 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 42699025368 in words is "forty-two billion, six hundred ninety-nine million, twenty-five thousand, three hundred sixty-eight".