16311502034 has 4 divisors (see below), whose sum is σ = 24467253054. Its totient is φ = 8155751016.

The previous prime is 16311501977. The next prime is 16311502049. The reversal of 16311502034 is 43020511361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15673788025 + 637714009 = 125195^2 + 25253^2 .

It is a super-2 number, since 2×16311502034² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16311501994 and 16311502012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4077875507 + ... + 4077875510.

Almost surely, 2^16311502034 is an apocalyptic number.

16311502034 is a deficient number, since it is larger than the sum of its proper divisors (8155751020).

16311502034 is an equidigital number, since it uses as much as digits as its factorization.

16311502034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8155751019.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 16311502034 in words is "sixteen billion, three hundred eleven million, five hundred two thousand, thirty-four".