42505113654 has 12 divisors (see below), whose sum is σ = 92094412956. Its totient is φ = 14168371212.

The previous prime is 42505113641. The next prime is 42505113661. The reversal of 42505113654 is 45631150524.

42505113654 is a `hidden beast` number, since 42 + 50 + 511 + 3 + 6 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1180697584 + ... + 1180697619.

It is an arithmetic number, because the mean of its divisors is an integer number (7674534413).

Almost surely, 2^42505113654 is an apocalyptic number.

42505113654 is an abundant number, since it is smaller than the sum of its proper divisors (49589299302).

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

42505113654 is a wasteful number, since it uses less digits than its factorization.

42505113654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361395211 (or 2361395208 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 42505113654 in words is "forty-two billion, five hundred five million, one hundred thirteen thousand, six hundred fifty-four".