1623106464 has 96 divisors (see below), whose sum is σ = 5125639680. Its totient is φ = 439333632.

The previous prime is 1623106453. The next prime is 1623106477. The reversal of 1623106464 is 4646013261.

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

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, 50794 + ... + 76329.

It is an arithmetic number, because the mean of its divisors is an integer number (53392080).

Almost surely, 2^1623106464 is an apocalyptic number.

1623106464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1623106464 is an abundant number, since it is smaller than the sum of its proper divisors (3502533216).

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

1623106464 is a wasteful number, since it uses less digits than its factorization.

1623106464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127162 (or 127154 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1623106464 is about 40287.7954720781. The cubic root of 1623106464 is about 1175.2105164382.

The spelling of 1623106464 in words is "one billion, six hundred twenty-three million, one hundred six thousand, four hundred sixty-four".