516100581461 has 16 divisors (see below), whose sum is σ = 550741478400. Its totient is φ = 481948766208.

The previous prime is 516100581449. The next prime is 516100581463. The reversal of 516100581461 is 164185001615.

It is a de Polignac number, because none of the positive numbers 2^k-516100581461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516100581463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1035980 + ... + 1451018.

It is an arithmetic number, because the mean of its divisors is an integer number (34421342400).

Almost surely, 2^516100581461 is an apocalyptic number.

It is an amenable number.

516100581461 is a deficient number, since it is larger than the sum of its proper divisors (34640896939).

516100581461 is a wasteful number, since it uses less digits than its factorization.

516100581461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415628.

The product of its (nonzero) digits is 28800, while the sum is 38.

The spelling of 516100581461 in words is "five hundred sixteen billion, one hundred million, five hundred eighty-one thousand, four hundred sixty-one".