40605521151 has 64 divisors (see below), whose sum is σ = 60908503040. Its totient is φ = 23893470720.

The previous prime is 40605521137. The next prime is 40605521191. The reversal of 40605521151 is 15112550604.

It is not a de Polignac number, because 40605521151 - 2⁵ = 40605521119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40605521191) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 57271185 + ... + 57271893.

It is an arithmetic number, because the mean of its divisors is an integer number (951695360).

Almost surely, 2^40605521151 is an apocalyptic number.

40605521151 is a deficient number, since it is larger than the sum of its proper divisors (20302981889).

40605521151 is a wasteful number, since it uses less digits than its factorization.

40605521151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256.

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 40605521151 in words is "forty billion, six hundred five million, five hundred twenty-one thousand, one hundred fifty-one".