1050015231256 has 8 divisors (see below), whose sum is σ = 1968778558620. Its totient is φ = 525007615624.

The previous prime is 1050015231253. The next prime is 1050015231259. The reversal of 1050015231256 is 6521325100501.

It is an interprime number because it is at equal distance from previous prime (1050015231253) and next prime (1050015231259).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1050015231256² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050015231253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65625951946 + ... + 65625951961.

Almost surely, 2^{1050015231256} is an apocalyptic number.

It is an amenable number.

1050015231256 is a deficient number, since it is larger than the sum of its proper divisors (918763327364).

1050015231256 is a wasteful number, since it uses less digits than its factorization.

1050015231256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131251903913 (or 131251903909 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 1050015231256 in words is "one trillion, fifty billion, fifteen million, two hundred thirty-one thousand, two hundred fifty-six".