2152672545 has 64 divisors (see below), whose sum is σ = 3713402880. Its totient is φ = 1061641728.

The previous prime is 2152672513. The next prime is 2152672591. The reversal of 2152672545 is 5452762512.

It is not a de Polignac number, because 2152672545 - 2⁵ = 2152672513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2225652 + ... + 2226618.

It is an arithmetic number, because the mean of its divisors is an integer number (58021920).

Almost surely, 2^2152672545 is an apocalyptic number.

It is an amenable number.

2152672545 is a deficient number, since it is larger than the sum of its proper divisors (1560730335).

2152672545 is a wasteful number, since it uses less digits than its factorization.

2152672545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174.

The product of its digits is 168000, while the sum is 39.

The square root of 2152672545 is about 46396.9023211680. The cubic root of 2152672545 is about 1291.1974429037.

The spelling of 2152672545 in words is "two billion, one hundred fifty-two million, six hundred seventy-two thousand, five hundred forty-five".