84670376157 has 6 divisors (see below), whose sum is σ = 122301654462. Its totient is φ = 56446917432.

The previous prime is 84670376071. The next prime is 84670376173. The reversal of 84670376157 is 75167307648.

It can be written as a sum of positive squares in only one way, i.e., 69351115716 + 15319260441 = 263346^2 + 123771^2 .

It is not a de Polignac number, because 84670376157 - 2⁸ = 84670375901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84670376177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4703909778 + ... + 4703909795.

It is an arithmetic number, because the mean of its divisors is an integer number (20383609077).

Almost surely, 2^84670376157 is an apocalyptic number.

It is an amenable number.

84670376157 is a deficient number, since it is larger than the sum of its proper divisors (37631278305).

84670376157 is a wasteful number, since it uses less digits than its factorization.

84670376157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9407819579 (or 9407819576 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 84670376157 in words is "eighty-four billion, six hundred seventy million, three hundred seventy-six thousand, one hundred fifty-seven".