690500375750 has 16 divisors (see below), whose sum is σ = 1292616703872. Its totient is φ = 276200150200.

The previous prime is 690500375749. The next prime is 690500375783. The reversal of 690500375750 is 57573005096.

It is a junction number, because it is equal to n+sod(n) for n = 690500375695 and 690500375704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1381000502 + ... + 1381001001.

It is an arithmetic number, because the mean of its divisors is an integer number (80788543992).

Almost surely, 2^690500375750 is an apocalyptic number.

690500375750 is a deficient number, since it is larger than the sum of its proper divisors (602116328122).

690500375750 is a wasteful number, since it uses less digits than its factorization.

690500375750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762001520 (or 2762001510 counting only the distinct ones).

The product of its (nonzero) digits is 992250, while the sum is 47.

The spelling of 690500375750 in words is "six hundred ninety billion, five hundred million, three hundred seventy-five thousand, seven hundred fifty".