40626053406 has 12 divisors (see below), whose sum is σ = 88023115752. Its totient is φ = 13542017796.

The previous prime is 40626053389. The next prime is 40626053407. The reversal of 40626053406 is 60435062604.

40626053406 is a `hidden beast` number, since 4 + 0 + 6 + 2 + 605 + 3 + 40 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40626053407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1128501466 + ... + 1128501501.

It is an arithmetic number, because the mean of its divisors is an integer number (7335259646).

Almost surely, 2^40626053406 is an apocalyptic number.

40626053406 is an abundant number, since it is smaller than the sum of its proper divisors (47397062346).

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

40626053406 is a wasteful number, since it uses less digits than its factorization.

40626053406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257002975 (or 2257002972 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 40626053406 in words is "forty billion, six hundred twenty-six million, fifty-three thousand, four hundred six".