40244377632655 has 16 divisors (see below), whose sum is σ = 55192846699584. Its totient is φ = 27595865975040.

The previous prime is 40244377632649. The next prime is 40244377632677. The reversal of 40244377632655 is 55623677344204.

It is not a de Polignac number, because 40244377632655 - 2²⁵ = 40244344078223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40244377632655.

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, 2260212 + ... + 9251881.

It is an arithmetic number, because the mean of its divisors is an integer number (3449552918724).

Almost surely, 2^{40244377632655} is an apocalyptic number.

40244377632655 is a deficient number, since it is larger than the sum of its proper divisors (14948469066929).

40244377632655 is a wasteful number, since it uses less digits than its factorization.

40244377632655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11611986.

The product of its (nonzero) digits is 101606400, while the sum is 58.

The spelling of 40244377632655 in words is "forty trillion, two hundred forty-four billion, three hundred seventy-seven million, six hundred thirty-two thousand, six hundred fifty-five".