42861969654 has 64 divisors (see below), whose sum is σ = 104723297280. Its totient is φ = 11428116480.

The previous prime is 42861969649. The next prime is 42861969691. The reversal of 42861969654 is 45696916824.

It is a Curzon number.

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, 501499 + ... + 580710.

It is an arithmetic number, because the mean of its divisors is an integer number (1636301520).

Almost surely, 2^42861969654 is an apocalyptic number.

42861969654 is an abundant number, since it is smaller than the sum of its proper divisors (61861327626).

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

42861969654 is a wasteful number, since it uses less digits than its factorization.

42861969654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082285.

The product of its digits is 22394880, while the sum is 60.

The spelling of 42861969654 in words is "forty-two billion, eight hundred sixty-one million, nine hundred sixty-nine thousand, six hundred fifty-four".