42561750402 has 32 divisors (see below), whose sum is σ = 95993342400. Its totient is φ = 13975498944.

The previous prime is 42561750397. The next prime is 42561750461. The reversal of 42561750402 is 20405716524.

It is a happy number.

42561750402 is a `hidden beast` number, since 4 + 2 + 561 + 7 + 50 + 40 + 2 = 666.

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, 5878327 + ... + 5885562.

It is an arithmetic number, because the mean of its divisors is an integer number (2999791950).

Almost surely, 2^42561750402 is an apocalyptic number.

42561750402 is an abundant number, since it is smaller than the sum of its proper divisors (53431591998).

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

42561750402 is a wasteful number, since it uses less digits than its factorization.

42561750402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11763967 (or 11763961 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 42561750402 in words is "forty-two billion, five hundred sixty-one million, seven hundred fifty thousand, four hundred two".