40266291264 has 56 divisors (see below), whose sum is σ = 106775402400. Its totient is φ = 13392175104.

The previous prime is 40266291259. The next prime is 40266291283. The reversal of 40266291264 is 46219266204.

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, 147334 + ... + 319749.

Almost surely, 2^40266291264 is an apocalyptic number.

It is an amenable number.

40266291264 is an abundant number, since it is smaller than the sum of its proper divisors (66509111136).

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

40266291264 is a wasteful number, since it uses less digits than its factorization.

40266291264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467547 (or 467537 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 40266291264 in words is "forty billion, two hundred sixty-six million, two hundred ninety-one thousand, two hundred sixty-four".