40045212056767 has 16 divisors (see below), whose sum is σ = 40430797190784. Its totient is φ = 39661463700000.

The previous prime is 40045212056753. The next prime is 40045212056807. The reversal of 40045212056767 is 76765021254004.

It is a cyclic number.

It is not a de Polignac number, because 40045212056767 - 2⁷ = 40045212056639 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 40045212056767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40045212056567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 545635048 + ... + 545708434.

It is an arithmetic number, because the mean of its divisors is an integer number (2526924824424).

Almost surely, 2^{40045212056767} is an apocalyptic number.

40045212056767 is a deficient number, since it is larger than the sum of its proper divisors (385585134017).

40045212056767 is a wasteful number, since it uses less digits than its factorization.

40045212056767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85830.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 40045212056767 in words is "forty trillion, forty-five billion, two hundred twelve million, fifty-six thousand, seven hundred sixty-seven".