15213041147857 has 32 divisors (see below), whose sum is σ = 18341683476480. Its totient is φ = 12326265123840.

The previous prime is 15213041147831. The next prime is 15213041147861. The reversal of 15213041147857 is 75874114031251.

It is a cyclic number.

It is not a de Polignac number, because 15213041147857 - 2⁷ = 15213041147729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15213041147857.

It is not an unprimeable number, because it can be changed into a prime (15213041144857) 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, 601126998 + ... + 601152304.

It is an arithmetic number, because the mean of its divisors is an integer number (573177608640).

Almost surely, 2^{15213041147857} is an apocalyptic number.

It is an amenable number.

15213041147857 is a deficient number, since it is larger than the sum of its proper divisors (3128642328623).

15213041147857 is a wasteful number, since it uses less digits than its factorization.

15213041147857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35101.

The product of its (nonzero) digits is 940800, while the sum is 49.

The spelling of 15213041147857 in words is "fifteen trillion, two hundred thirteen billion, forty-one million, one hundred forty-seven thousand, eight hundred fifty-seven".