40212641524 has 24 divisors (see below), whose sum is σ = 76828435488. Its totient is φ = 18264462240.

The previous prime is 40212641471. The next prime is 40212641549. The reversal of 40212641524 is 42514621204.

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, 292119 + ... + 407134.

It is an arithmetic number, because the mean of its divisors is an integer number (3201184812).

Almost surely, 2^40212641524 is an apocalyptic number.

40212641524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40212641524 is a deficient number, since it is larger than the sum of its proper divisors (36615793964).

40212641524 is a wasteful number, since it uses less digits than its factorization.

40212641524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700575 (or 700573 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 40212641524 in words is "forty billion, two hundred twelve million, six hundred forty-one thousand, five hundred twenty-four".