40552403412 has 24 divisors (see below), whose sum is σ = 94636628800. Its totient is φ = 13515417216.

The previous prime is 40552403363. The next prime is 40552403429. The reversal of 40552403412 is 21430425504.

It is a self number, because there is not a number n which added to its sum of digits gives 40552403412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172837 + ... + 333132.

Almost surely, 2^40552403412 is an apocalyptic number.

It is an amenable number.

40552403412 is an abundant number, since it is smaller than the sum of its proper divisors (54084225388).

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

40552403412 is a wasteful number, since it uses less digits than its factorization.

40552403412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512655 (or 512653 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 40552403412 its reverse (21430425504), we get a palindrome (61982828916).

The spelling of 40552403412 in words is "forty billion, five hundred fifty-two million, four hundred three thousand, four hundred twelve".