2513219955957 has 32 divisors (see below), whose sum is σ = 3740245132800. Its totient is φ = 1667852368704.

The previous prime is 2513219955947. The next prime is 2513219955971. The reversal of 2513219955957 is 7595599123152.

2513219955957 is a `hidden beast` number, since 2 + 5 + 1 + 3 + 21 + 9 + 9 + 559 + 57 = 666.

2513219955957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2513219955957 - 2¹⁰ = 2513219954933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2513219955894 and 2513219955903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513219955947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35869683 + ... + 35939679.

It is an arithmetic number, because the mean of its divisors is an integer number (116882660400).

Almost surely, 2^{2513219955957} is an apocalyptic number.

2513219955957 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2513219955957 is a deficient number, since it is larger than the sum of its proper divisors (1227025176843).

2513219955957 is a wasteful number, since it uses less digits than its factorization.

2513219955957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76042 (or 76036 counting only the distinct ones).

The product of its digits is 38272500, while the sum is 63.

The spelling of 2513219955957 in words is "two trillion, five hundred thirteen billion, two hundred nineteen million, nine hundred fifty-five thousand, nine hundred fifty-seven".