525009350690 has 16 divisors (see below), whose sum is σ = 1030927452480. Its totient is φ = 190912491120.

The previous prime is 525009350641. The next prime is 525009350731. The reversal of 525009350690 is 96053900525.

It is a super-2 number, since 2×525009350690² (a number of 24 digits) contains 22 as substring.

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, 2386406030 + ... + 2386406249.

It is an arithmetic number, because the mean of its divisors is an integer number (64432965780).

Almost surely, 2^525009350690 is an apocalyptic number.

525009350690 is a deficient number, since it is larger than the sum of its proper divisors (505918101790).

525009350690 is a wasteful number, since it uses less digits than its factorization.

525009350690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772812297.

The product of its (nonzero) digits is 364500, while the sum is 44.

The spelling of 525009350690 in words is "five hundred twenty-five billion, nine million, three hundred fifty thousand, six hundred ninety".