40378350838875 has 64 divisors (see below), whose sum is σ = 77348584295424. Its totient is φ = 18323939654400.

The previous prime is 40378350838829. The next prime is 40378350838921. The reversal of 40378350838875 is 57883805387304.

It is an interprime number because it is at equal distance from previous prime (40378350838829) and next prime (40378350838921).

It is not a de Polignac number, because 40378350838875 - 2⁸ = 40378350838619 is a prime.

It is a super-2 number, since 2×40378350838875² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55779897 + ... + 56499146.

It is an arithmetic number, because the mean of its divisors is an integer number (1208571629616).

Almost surely, 2^{40378350838875} is an apocalyptic number.

40378350838875 is a deficient number, since it is larger than the sum of its proper divisors (36970233456549).

40378350838875 is a wasteful number, since it uses less digits than its factorization.

40378350838875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112279205 (or 112279195 counting only the distinct ones).

The product of its (nonzero) digits is 541900800, while the sum is 69.

The spelling of 40378350838875 in words is "forty trillion, three hundred seventy-eight billion, three hundred fifty million, eight hundred thirty-eight thousand, eight hundred seventy-five".