10406644516 has 6 divisors (see below), whose sum is σ = 18211627910. Its totient is φ = 5203322256.

The previous prime is 10406644513. The next prime is 10406644517. The reversal of 10406644516 is 61544660401.

It can be written as a sum of positive squares in only one way, i.e., 6472846116 + 3933798400 = 80454^2 + 62720^2 .

It is not an unprimeable number, because it can be changed into a prime (10406644513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300830561 + ... + 1300830568.

Almost surely, 2^10406644516 is an apocalyptic number.

It is an amenable number.

10406644516 is a deficient number, since it is larger than the sum of its proper divisors (7804983394).

10406644516 is a wasteful number, since it uses less digits than its factorization.

10406644516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601661133 (or 2601661131 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 10406644516 in words is "ten billion, four hundred six million, six hundred forty-four thousand, five hundred sixteen".