85137002498 has 4 divisors (see below), whose sum is σ = 127705503750. Its totient is φ = 42568501248.

The previous prime is 85137002471. The next prime is 85137002543. The reversal of 85137002498 is 89420073158.

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., 82177968889 + 2959033609 = 286667^2 + 54397^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21284250623 + ... + 21284250626.

Almost surely, 2^85137002498 is an apocalyptic number.

85137002498 is a deficient number, since it is larger than the sum of its proper divisors (42568501252).

85137002498 is a wasteful number, since it uses less digits than its factorization.

85137002498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42568501251.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 85137002498 in words is "eighty-five billion, one hundred thirty-seven million, two thousand, four hundred ninety-eight".