10126649594 has 4 divisors (see below), whose sum is σ = 15189974394. Its totient is φ = 5063324796.

The previous prime is 10126649579. The next prime is 10126649609. The reversal of 10126649594 is 49594662101.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10126649579) and next prime (10126649609).

It can be written as a sum of positive squares in only one way, i.e., 8544598969 + 1582050625 = 92437^2 + 39775^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2531662397 + ... + 2531662400.

Almost surely, 2^10126649594 is an apocalyptic number.

10126649594 is a deficient number, since it is larger than the sum of its proper divisors (5063324800).

10126649594 is an equidigital number, since it uses as much as digits as its factorization.

10126649594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063324799.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 10126649594 in words is "ten billion, one hundred twenty-six million, six hundred forty-nine thousand, five hundred ninety-four".