40697797312118 has 32 divisors (see below), whose sum is σ = 61627239936000. Its totient is φ = 20156343619104.

The previous prime is 40697797312097. The next prime is 40697797312157. The reversal of 40697797312118 is 81121379779604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354462296 + ... + 354577092.

It is an arithmetic number, because the mean of its divisors is an integer number (1925851248000).

Almost surely, 2^{40697797312118} is an apocalyptic number.

40697797312118 is a deficient number, since it is larger than the sum of its proper divisors (20929442623882).

40697797312118 is a wasteful number, since it uses less digits than its factorization.

40697797312118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118964.

The product of its (nonzero) digits is 32006016, while the sum is 65.

The spelling of 40697797312118 in words is "forty trillion, six hundred ninety-seven billion, seven hundred ninety-seven million, three hundred twelve thousand, one hundred eighteen".