40768810337654 has 32 divisors (see below), whose sum is σ = 72303620051520. Its totient is φ = 16868860428672.

The previous prime is 40768810337653. The next prime is 40768810337659. The reversal of 40768810337654 is 45673301886704.

It is a super-3 number, since 3×40768810337654³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40768810337653) 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, 3979292 + ... + 9867744.

It is an arithmetic number, because the mean of its divisors is an integer number (2259488126610).

Almost surely, 2^{40768810337654} is an apocalyptic number.

40768810337654 is a deficient number, since it is larger than the sum of its proper divisors (31534809713866).

40768810337654 is a wasteful number, since it uses less digits than its factorization.

40768810337654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5905544.

The product of its (nonzero) digits is 81285120, while the sum is 62.

The spelling of 40768810337654 in words is "forty trillion, seven hundred sixty-eight billion, eight hundred ten million, three hundred thirty-seven thousand, six hundred fifty-four".