89708164474 has 4 divisors (see below), whose sum is σ = 134562246714. Its totient is φ = 44854082236.

The previous prime is 89708164463. The next prime is 89708164477. The reversal of 89708164474 is 47446180798.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87700676449 + 2007488025 = 296143^2 + 44805^2 .

It is not an unprimeable number, because it can be changed into a prime (89708164477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22427041117 + ... + 22427041120.

Almost surely, 2^89708164474 is an apocalyptic number.

89708164474 is a deficient number, since it is larger than the sum of its proper divisors (44854082240).

89708164474 is a wasteful number, since it uses less digits than its factorization.

89708164474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44854082239.

The product of its (nonzero) digits is 10838016, while the sum is 58.

The spelling of 89708164474 in words is "eighty-nine billion, seven hundred eight million, one hundred sixty-four thousand, four hundred seventy-four".