2456163545 has 32 divisors (see below), whose sum is σ = 3249469440. Its totient is φ = 1767456000.

The previous prime is 2456163539. The next prime is 2456163557. The reversal of 2456163545 is 5453616542.

It is a happy number.

It is not a de Polignac number, because 2456163545 - 2²² = 2451969241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2405135 + ... + 2406155.

It is an arithmetic number, because the mean of its divisors is an integer number (101545920).

Almost surely, 2^2456163545 is an apocalyptic number.

It is an amenable number.

2456163545 is a deficient number, since it is larger than the sum of its proper divisors (793305895).

2456163545 is a wasteful number, since it uses less digits than its factorization.

2456163545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457.

The product of its digits is 432000, while the sum is 41.

The square root of 2456163545 is about 49559.6967807512. The cubic root of 2456163545 is about 1349.2292893971.

The spelling of 2456163545 in words is "two billion, four hundred fifty-six million, one hundred sixty-three thousand, five hundred forty-five".