42636858054 has 64 divisors (see below), whose sum is σ = 98875123200. Its totient is φ = 12005814528.

The previous prime is 42636858029. The next prime is 42636858067. The reversal of 42636858054 is 45085863624.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42636857988 and 42636858006.

It is a congruent number.

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, 773152 + ... + 826460.

It is an arithmetic number, because the mean of its divisors is an integer number (1544923800).

Almost surely, 2^42636858054 is an apocalyptic number.

42636858054 is an abundant number, since it is smaller than the sum of its proper divisors (56238265146).

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

42636858054 is a wasteful number, since it uses less digits than its factorization.

42636858054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53597.

The product of its (nonzero) digits is 5529600, while the sum is 51.

The spelling of 42636858054 in words is "forty-two billion, six hundred thirty-six million, eight hundred fifty-eight thousand, fifty-four".