40044213422546 has 64 divisors (see below), whose sum is σ = 67494121516800. Its totient is φ = 17730881980416.

The previous prime is 40044213422491. The next prime is 40044213422599. The reversal of 40044213422546 is 64522431244004.

It is a super-2 number, since 2×40044213422546² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4075370 + ... + 9833466.

It is an arithmetic number, because the mean of its divisors is an integer number (1054595648700).

Almost surely, 2^{40044213422546} is an apocalyptic number.

40044213422546 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

40044213422546 is a deficient number, since it is larger than the sum of its proper divisors (27449908094254).

40044213422546 is a wasteful number, since it uses less digits than its factorization.

40044213422546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5758323.

The product of its (nonzero) digits is 737280, while the sum is 41.

The spelling of 40044213422546 in words is "forty trillion, forty-four billion, two hundred thirteen million, four hundred twenty-two thousand, five hundred forty-six".