15243355800812 has 6 divisors (see below), whose sum is σ = 26675872651428. Its totient is φ = 7621677900404.

The previous prime is 15243355800809. The next prime is 15243355800847. The reversal of 15243355800812 is 21800855334251.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1905419475098 + ... + 1905419475105.

It is an arithmetic number, because the mean of its divisors is an integer number (4445978775238).

Almost surely, 2^{15243355800812} is an apocalyptic number.

It is an amenable number.

15243355800812 is a deficient number, since it is larger than the sum of its proper divisors (11432516850616).

15243355800812 is a wasteful number, since it uses less digits than its factorization.

15243355800812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3810838950207 (or 3810838950205 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 47.

The spelling of 15243355800812 in words is "fifteen trillion, two hundred forty-three billion, three hundred fifty-five million, eight hundred thousand, eight hundred twelve".