16132625402 has 4 divisors (see below), whose sum is σ = 24198938106. Its totient is φ = 8066312700.

The previous prime is 16132625381. The next prime is 16132625407. The reversal of 16132625402 is 20452623161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20452623161 = 9871 ⋅2071991.

It can be written as a sum of positive squares in only one way, i.e., 10245285961 + 5887339441 = 101219^2 + 76729^2 .

It is a super-2 number, since 2×16132625402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16132625407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4033156349 + ... + 4033156352.

Almost surely, 2^16132625402 is an apocalyptic number.

16132625402 is a deficient number, since it is larger than the sum of its proper divisors (8066312704).

16132625402 is an equidigital number, since it uses as much as digits as its factorization.

16132625402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8066312703.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 16132625402 in words is "sixteen billion, one hundred thirty-two million, six hundred twenty-five thousand, four hundred two".