516156161610 has 128 divisors (see below), whose sum is σ = 1286962919424. Its totient is φ = 132378243840.

The previous prime is 516156161597. The next prime is 516156161617. The reversal of 516156161610 is 16161651615.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (516156161617) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67107865 + ... + 67115555.

It is an arithmetic number, because the mean of its divisors is an integer number (10054397808).

Almost surely, 2^516156161610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 516156161610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643481459712).

516156161610 is an abundant number, since it is smaller than the sum of its proper divisors (770806757814).

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

516156161610 is a wasteful number, since it uses less digits than its factorization.

516156161610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8428.

The product of its (nonzero) digits is 32400, while the sum is 39.

The spelling of 516156161610 in words is "five hundred sixteen billion, one hundred fifty-six million, one hundred sixty-one thousand, six hundred ten".