11430644165 has 16 divisors (see below), whose sum is σ = 14064503040. Its totient is φ = 8914248000.

The previous prime is 11430644107. The next prime is 11430644201. The reversal of 11430644165 is 56144603411.

It is a de Polignac number, because none of the positive numbers 2^k-11430644165 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37910 + ... + 155879.

It is an arithmetic number, because the mean of its divisors is an integer number (879031440).

Almost surely, 2^11430644165 is an apocalyptic number.

It is an amenable number.

11430644165 is a deficient number, since it is larger than the sum of its proper divisors (2633858875).

11430644165 is a wasteful number, since it uses less digits than its factorization.

11430644165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194092.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 11430644165 in words is "eleven billion, four hundred thirty million, six hundred forty-four thousand, one hundred sixty-five".