1233056645515 has 32 divisors (see below), whose sum is σ = 1574861783040. Its totient is φ = 924184598400.

The previous prime is 1233056645503. The next prime is 1233056645537. The reversal of 1233056645515 is 5155466503321.

It is not a de Polignac number, because 1233056645515 - 2⁹ = 1233056645003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3587905 + ... + 3916525.

It is an arithmetic number, because the mean of its divisors is an integer number (49214430720).

Almost surely, 2^{1233056645515} is an apocalyptic number.

1233056645515 is a deficient number, since it is larger than the sum of its proper divisors (341805137525).

1233056645515 is a wasteful number, since it uses less digits than its factorization.

1233056645515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329083.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 1233056645515 in words is "one trillion, two hundred thirty-three billion, fifty-six million, six hundred forty-five thousand, five hundred fifteen".