1155725727016 has 16 divisors (see below), whose sum is σ = 2476555129440. Its totient is φ = 495311025840.

The previous prime is 1155725726971. The next prime is 1155725727031. The reversal of 1155725727016 is 6107275275511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10318979650 + ... + 10318979761.

It is an arithmetic number, because the mean of its divisors is an integer number (154784695590).

Almost surely, 2^{1155725727016} is an apocalyptic number.

It is an amenable number.

1155725727016 is an abundant number, since it is smaller than the sum of its proper divisors (1320829402424).

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

1155725727016 is a wasteful number, since it uses less digits than its factorization.

1155725727016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20637959424 (or 20637959420 counting only the distinct ones).

The product of its (nonzero) digits is 1029000, while the sum is 49.

The spelling of 1155725727016 in words is "one trillion, one hundred fifty-five billion, seven hundred twenty-five million, seven hundred twenty-seven thousand, sixteen".