42140999952 has 80 divisors (see below), whose sum is σ = 120997999680. Its totient is φ = 14042619648.

The previous prime is 42140999951. The next prime is 42141000037. The reversal of 42140999952 is 25999904124.

42140999952 is a `hidden beast` number, since 421 + 40 + 9 + 99 + 95 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (42140999951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1560388 + ... + 1587164.

It is an arithmetic number, because the mean of its divisors is an integer number (1512474996).

Almost surely, 2^42140999952 is an apocalyptic number.

It is an amenable number.

42140999952 is an abundant number, since it is smaller than the sum of its proper divisors (78856999728).

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

42140999952 is a wasteful number, since it uses less digits than its factorization.

42140999952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30437 (or 30425 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 42140999952 in words is "forty-two billion, one hundred forty million, nine hundred ninety-nine thousand, nine hundred fifty-two".