690677373736 has 128 divisors (see below), whose sum is σ = 1635841474560. Its totient is φ = 266378112000.

The previous prime is 690677373707. The next prime is 690677373767. The reversal of 690677373736 is 637373776096.

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, 84317401 + ... + 84325591.

It is an arithmetic number, because the mean of its divisors is an integer number (12780011520).

Almost surely, 2^690677373736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 690677373736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817920737280).

690677373736 is an abundant number, since it is smaller than the sum of its proper divisors (945164100824).

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

690677373736 is a wasteful number, since it uses less digits than its factorization.

690677373736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12095 (or 12091 counting only the distinct ones).

The product of its (nonzero) digits is 126023688, while the sum is 64.

The spelling of 690677373736 in words is "six hundred ninety billion, six hundred seventy-seven million, three hundred seventy-three thousand, seven hundred thirty-six".