40055312216 has 16 divisors (see below), whose sum is σ = 75273251400. Its totient is φ = 19982445184.

The previous prime is 40055312197. The next prime is 40055312239. The reversal of 40055312216 is 61221355004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5647601 + ... + 5654688.

Almost surely, 2^40055312216 is an apocalyptic number.

It is an amenable number.

40055312216 is a deficient number, since it is larger than the sum of its proper divisors (35217939184).

40055312216 is a wasteful number, since it uses less digits than its factorization.

40055312216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302738 (or 11302734 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 40055312216 in words is "forty billion, fifty-five million, three hundred twelve thousand, two hundred sixteen".