40426564004766 has 48 divisors (see below), whose sum is σ = 89430680613456. Its totient is φ = 13195349975808.

The previous prime is 40426564004587. The next prime is 40426564004773. The reversal of 40426564004766 is 66740046562404.

40426564004766 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 6 + 564 + 0 + 0 + 4 + 76 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119562505 + ... + 119900148.

It is an arithmetic number, because the mean of its divisors is an integer number (1863139179447).

Almost surely, 2^{40426564004766} is an apocalyptic number.

40426564004766 is an abundant number, since it is smaller than the sum of its proper divisors (49004116608690).

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

40426564004766 is a wasteful number, since it uses less digits than its factorization.

40426564004766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239462857 (or 239462854 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 54.

The spelling of 40426564004766 in words is "forty trillion, four hundred twenty-six billion, five hundred sixty-four million, four thousand, seven hundred sixty-six".