40630156144564 has 24 divisors (see below), whose sum is σ = 81263539723520. Its totient is φ = 17412232468896.

The previous prime is 40630156144553. The next prime is 40630156144631. The reversal of 40630156144564 is 46544165103604.

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, 28098492 + ... + 29509075.

Almost surely, 2^{40630156144564} is an apocalyptic number.

It is an amenable number.

40630156144564 is an abundant number, since it is smaller than the sum of its proper divisors (40633383578956).

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

40630156144564 is a wasteful number, since it uses less digits than its factorization.

40630156144564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57632767 (or 57632765 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 40630156144564 in words is "forty trillion, six hundred thirty billion, one hundred fifty-six million, one hundred forty-four thousand, five hundred sixty-four".