40530221046 has 64 divisors (see below), whose sum is σ = 102960898560. Its totient is φ = 11577025440.

The previous prime is 40530220987. The next prime is 40530221059. The reversal of 40530221046 is 64012203504.

40530221046 is a `hidden beast` number, since 4 + 0 + 530 + 22 + 104 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1706976 + ... + 1730556.

It is an arithmetic number, because the mean of its divisors is an integer number (1608764040).

Almost surely, 2^40530221046 is an apocalyptic number.

40530221046 is an abundant number, since it is smaller than the sum of its proper divisors (62430677514).

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

40530221046 is a wasteful number, since it uses less digits than its factorization.

40530221046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28146 (or 28140 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 40530221046 in words is "forty billion, five hundred thirty million, two hundred twenty-one thousand, forty-six".