40877446064 has 40 divisors (see below), whose sum is σ = 97476990240. Its totient is φ = 16171296768.

The previous prime is 40877446037. The next prime is 40877446079. The reversal of 40877446064 is 46064477804.

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, 14036129 + ... + 14039040.

It is an arithmetic number, because the mean of its divisors is an integer number (2436924756).

Almost surely, 2^40877446064 is an apocalyptic number.

It is an amenable number.

40877446064 is an abundant number, since it is smaller than the sum of its proper divisors (56599544176).

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

40877446064 is a wasteful number, since it uses less digits than its factorization.

40877446064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28075197 (or 28075191 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 50.

The spelling of 40877446064 in words is "forty billion, eight hundred seventy-seven million, four hundred forty-six thousand, sixty-four".