42641523622635 has 64 divisors (see below), whose sum is σ = 80607932620800. Its totient is φ = 18836421488640.

The previous prime is 42641523622591. The next prime is 42641523622657. The reversal of 42641523622635 is 53622632514624.

It is not a de Polignac number, because 42641523622635 - 2⁶ = 42641523622571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7542160 + ... + 11923389.

It is an arithmetic number, because the mean of its divisors is an integer number (1259498947200).

Almost surely, 2^{42641523622635} is an apocalyptic number.

42641523622635 is a deficient number, since it is larger than the sum of its proper divisors (37966408998165).

42641523622635 is a wasteful number, since it uses less digits than its factorization.

42641523622635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19466268.

The product of its digits is 12441600, while the sum is 51.

The spelling of 42641523622635 in words is "forty-two trillion, six hundred forty-one billion, five hundred twenty-three million, six hundred twenty-two thousand, six hundred thirty-five".