2152500146 has 16 divisors (see below), whose sum is σ = 3251451840. Its totient is φ = 1068701040.

The previous prime is 2152500137. The next prime is 2152500157. The reversal of 2152500146 is 6410052512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259085 + ... + 267263.

It is an arithmetic number, because the mean of its divisors is an integer number (203215740).

Almost surely, 2^2152500146 is an apocalyptic number.

2152500146 is a deficient number, since it is larger than the sum of its proper divisors (1098951694).

2152500146 is a wasteful number, since it uses less digits than its factorization.

2152500146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9089.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 2152500146 is about 46395.0444120921. The cubic root of 2152500146 is about 1291.1629730240.

Adding to 2152500146 its reverse (6410052512), we get a palindrome (8562552658).

The spelling of 2152500146 in words is "two billion, one hundred fifty-two million, five hundred thousand, one hundred forty-six".