690038317248 has 112 divisors (see below), whose sum is σ = 2086999249920. Its totient is φ = 197110831104.

The previous prime is 690038317153. The next prime is 690038317271. The reversal of 690038317248 is 842713830096.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 690038317248.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6388233 + ... + 6495351.

Almost surely, 2^690038317248 is an apocalyptic number.

It is an amenable number.

690038317248 is an abundant number, since it is smaller than the sum of its proper divisors (1396960932672).

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

690038317248 is a wasteful number, since it uses less digits than its factorization.

690038317248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111934 (or 111924 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 690038317248 in words is "six hundred ninety billion, thirty-eight million, three hundred seventeen thousand, two hundred forty-eight".