40623660554142 has 16 divisors (see below), whose sum is σ = 81887063795712. Its totient is φ = 13434596403480.

The previous prime is 40623660554137. The next prime is 40623660554149. The reversal of 40623660554142 is 24145506632604.

It is a junction number, because it is equal to n+sod(n) for n = 40623660554091 and 40623660554100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40623660554149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26655944484 + ... + 26655946007.

It is an arithmetic number, because the mean of its divisors is an integer number (5117941487232).

Almost surely, 2^{40623660554142} is an apocalyptic number.

40623660554142 is an abundant number, since it is smaller than the sum of its proper divisors (41263403241570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40623660554142 is a wasteful number, since it uses less digits than its factorization.

40623660554142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53311890623.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 40623660554142 in words is "forty trillion, six hundred twenty-three billion, six hundred sixty million, five hundred fifty-four thousand, one hundred forty-two".