40003512052 has 48 divisors (see below), whose sum is σ = 81478656000. Its totient is φ = 16829839584.

The previous prime is 40003512011. The next prime is 40003512119. The reversal of 40003512052 is 25021530004.

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, 1170949 + ... + 1204627.

It is an arithmetic number, because the mean of its divisors is an integer number (1697472000).

Almost surely, 2^40003512052 is an apocalyptic number.

It is an amenable number.

40003512052 is an abundant number, since it is smaller than the sum of its proper divisors (41475143948).

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

40003512052 is a wasteful number, since it uses less digits than its factorization.

40003512052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34468 (or 34466 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The spelling of 40003512052 in words is "forty billion, three million, five hundred twelve thousand, fifty-two".