10637723506 has 4 divisors (see below), whose sum is σ = 15956585262. Its totient is φ = 5318861752.

The previous prime is 10637723471. The next prime is 10637723533. The reversal of 10637723506 is 60532773601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60532773601 = 7723 ⋅7837987.

It can be written as a sum of positive squares in only one way, i.e., 10031825281 + 605898225 = 100159^2 + 24615^2 .

It is a super-2 number, since 2×10637723506² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2659430875 + ... + 2659430878.

Almost surely, 2^10637723506 is an apocalyptic number.

10637723506 is a deficient number, since it is larger than the sum of its proper divisors (5318861756).

10637723506 is an equidigital number, since it uses as much as digits as its factorization.

10637723506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318861755.

The product of its (nonzero) digits is 158760, while the sum is 40.

The spelling of 10637723506 in words is "ten billion, six hundred thirty-seven million, seven hundred twenty-three thousand, five hundred six".