40530334544 has 40 divisors (see below), whose sum is σ = 89761873920. Its totient is φ = 17367020928.

The previous prime is 40530334487. The next prime is 40530334561. The reversal of 40530334544 is 44543303504.

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, 658562 + ... + 717470.

It is an arithmetic number, because the mean of its divisors is an integer number (2244046848).

Almost surely, 2^40530334544 is an apocalyptic number.

It is an amenable number.

40530334544 is an abundant number, since it is smaller than the sum of its proper divisors (49231539376).

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

40530334544 is a wasteful number, since it uses less digits than its factorization.

40530334544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65067 (or 65061 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

The spelling of 40530334544 in words is "forty billion, five hundred thirty million, three hundred thirty-four thousand, five hundred forty-four".