8103111264 has 96 divisors (see below), whose sum is σ = 24183815040. Its totient is φ = 2638210176.

The previous prime is 8103111239. The next prime is 8103111287. The reversal of 8103111264 is 4621113018.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 71902 + ... + 146205.

It is an arithmetic number, because the mean of its divisors is an integer number (251914740).

Almost surely, 2^8103111264 is an apocalyptic number.

It is an amenable number.

8103111264 is an abundant number, since it is smaller than the sum of its proper divisors (16080703776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8103111264 is a wasteful number, since it uses less digits than its factorization.

8103111264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218169 (or 218155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 8103111264 is about 90017.2831405170. The cubic root of 8103111264 is about 2008.5559509903. Note that the first 3 decimals are identical.

The spelling of 8103111264 in words is "eight billion, one hundred three million, one hundred eleven thousand, two hundred sixty-four".