42541634623504 has 20 divisors (see below), whose sum is σ = 82900858805676. Its totient is φ = 21147864609152.

The previous prime is 42541634623489. The next prime is 42541634623519. The reversal of 42541634623504 is 40532643614524.

It is an interprime number because it is at equal distance from previous prime (42541634623489) and next prime (42541634623519).

It can be written as a sum of positive squares in 2 ways, for example, as 17112286890000 + 25429347733504 = 4136700^2 + 5042752^2 .

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 3 ways as a sum of consecutive naturals, for example, 7684541059 + ... + 7684546594.

Almost surely, 2^{42541634623504} is an apocalyptic number.

It is an amenable number.

42541634623504 is a deficient number, since it is larger than the sum of its proper divisors (40359224182172).

42541634623504 is a wasteful number, since it uses less digits than its factorization.

42541634623504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15369087834 (or 15369087828 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 49.

The spelling of 42541634623504 in words is "forty-two trillion, five hundred forty-one billion, six hundred thirty-four million, six hundred twenty-three thousand, five hundred four".