2015376270656 has 28 divisors (see below), whose sum is σ = 4570585471968. Its totient is φ = 863732687232.

The previous prime is 2015376270641. The next prime is 2015376270673. The reversal of 2015376270656 is 6560726735102.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

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, 2249303426 + ... + 2249304321.

Almost surely, 2^{2015376270656} is an apocalyptic number.

It is an amenable number.

2015376270656 is an abundant number, since it is smaller than the sum of its proper divisors (2555209201312).

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

2015376270656 is an equidigital number, since it uses as much as digits as its factorization.

2015376270656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4498607766 (or 4498607756 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 2015376270656 in words is "two trillion, fifteen billion, three hundred seventy-six million, two hundred seventy thousand, six hundred fifty-six".