1015616056 has 32 divisors (see below), whose sum is σ = 2343731040. Its totient is φ = 401781888.

The previous prime is 1015616033. The next prime is 1015616059. The reversal of 1015616056 is 6506165101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1015616059) 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, 696811 + ... + 698266.

It is an arithmetic number, because the mean of its divisors is an integer number (73241595).

Almost surely, 2^1015616056 is an apocalyptic number.

It is an amenable number.

1015616056 is an abundant number, since it is smaller than the sum of its proper divisors (1328114984).

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

1015616056 is a wasteful number, since it uses less digits than its factorization.

1015616056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395103 (or 1395099 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1015616056 is about 31868.7316346290. The cubic root of 1015616056 is about 1005.1784889620.

The spelling of 1015616056 in words is "one billion, fifteen million, six hundred sixteen thousand, fifty-six".