42001197252 has 48 divisors (see below), whose sum is σ = 112013755392. Its totient is φ = 11999210400.

The previous prime is 42001197211. The next prime is 42001197319. The reversal of 42001197252 is 25279110024.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1337127 + ... + 1368177.

It is an arithmetic number, because the mean of its divisors is an integer number (2333619904).

Almost surely, 2^42001197252 is an apocalyptic number.

42001197252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42001197252 is an abundant number, since it is smaller than the sum of its proper divisors (70012558140).

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

42001197252 is a wasteful number, since it uses less digits than its factorization.

42001197252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47168 (or 47166 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 42001197252 in words is "forty-two billion, one million, one hundred ninety-seven thousand, two hundred fifty-two".