40513532152 has 8 divisors (see below), whose sum is σ = 75962872800. Its totient is φ = 20256766072.

The previous prime is 40513532149. The next prime is 40513532153. The reversal of 40513532152 is 25123531504.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×40513532152² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40513532153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532095752 + ... + 2532095767.

It is an arithmetic number, because the mean of its divisors is an integer number (9495359100).

Almost surely, 2^40513532152 is an apocalyptic number.

It is an amenable number.

40513532152 is a deficient number, since it is larger than the sum of its proper divisors (35449340648).

40513532152 is a wasteful number, since it uses less digits than its factorization.

40513532152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064191525 (or 5064191521 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 40513532152 in words is "forty billion, five hundred thirteen million, five hundred thirty-two thousand, one hundred fifty-two".