16261536151 has 8 divisors (see below), whose sum is σ = 18587045664. Its totient is φ = 13936634880.

The previous prime is 16261536131. The next prime is 16261536211. The reversal of 16261536151 is 15163516261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16261536151 - 2¹⁷ = 16261405079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16261536151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16261536131) 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, 93250 + ... + 203023.

It is an arithmetic number, because the mean of its divisors is an integer number (2323380708).

Almost surely, 2^16261536151 is an apocalyptic number.

16261536151 is a deficient number, since it is larger than the sum of its proper divisors (2325509513).

16261536151 is an equidigital number, since it uses as much as digits as its factorization.

16261536151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304121.

The product of its digits is 32400, while the sum is 37.

The spelling of 16261536151 in words is "sixteen billion, two hundred sixty-one million, five hundred thirty-six thousand, one hundred fifty-one".