16136323240 has 32 divisors (see below), whose sum is σ = 36583889760. Its totient is φ = 6405256000.

The previous prime is 16136323207. The next prime is 16136323241. The reversal of 16136323240 is 4232363161.

It is not an unprimeable number, because it can be changed into a prime (16136323241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534486 + ... + 1544965.

It is an arithmetic number, because the mean of its divisors is an integer number (1143246555).

Almost surely, 2^16136323240 is an apocalyptic number.

16136323240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16136323240 is an abundant number, since it is smaller than the sum of its proper divisors (20447566520).

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

16136323240 is a wasteful number, since it uses less digits than its factorization.

16136323240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079593 (or 3079589 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 16136323240 in words is "sixteen billion, one hundred thirty-six million, three hundred twenty-three thousand, two hundred forty".