84689875954 has 8 divisors (see below), whose sum is σ = 127038841308. Its totient is φ = 42343595520.

The previous prime is 84689875943. The next prime is 84689875961. The reversal of 84689875954 is 45957898648.

It can be written as a sum of positive squares in 2 ways, for example, as 82269727929 + 2420148025 = 286827^2 + 49195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590427 + ... + 719710.

Almost surely, 2^84689875954 is an apocalyptic number.

84689875954 is a deficient number, since it is larger than the sum of its proper divisors (42348965354).

84689875954 is a wasteful number, since it uses less digits than its factorization.

84689875954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342460.

The product of its digits is 696729600, while the sum is 73.

The spelling of 84689875954 in words is "eighty-four billion, six hundred eighty-nine million, eight hundred seventy-five thousand, nine hundred fifty-four".