1511616116051 has 8 divisors (see below), whose sum is σ = 1564321531344. Its totient is φ = 1459534433760.

The previous prime is 1511616116041. The next prime is 1511616116057. The reversal of 1511616116051 is 1506116161151.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1511616116051 is a prime.

It is a super-2 number, since 2×1511616116051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1511616116057) 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, 155928320 + ... + 155938013.

It is an arithmetic number, because the mean of its divisors is an integer number (195540191418).

Almost surely, 2^{1511616116051} is an apocalyptic number.

1511616116051 is a deficient number, since it is larger than the sum of its proper divisors (52705415293).

1511616116051 is a wasteful number, since it uses less digits than its factorization.

1511616116051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311866501.

The product of its (nonzero) digits is 5400, while the sum is 35.

The spelling of 1511616116051 in words is "one trillion, five hundred eleven billion, six hundred sixteen million, one hundred sixteen thousand, fifty-one".