153000181836 has 36 divisors (see below), whose sum is σ = 386809932600. Its totient is φ = 50992218048.

The previous prime is 153000181823. The next prime is 153000181843. The reversal of 153000181836 is 638181000351.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 153000181836.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87006 + ... + 559973.

It is an arithmetic number, because the mean of its divisors is an integer number (10744720350).

Almost surely, 2^153000181836 is an apocalyptic number.

It is an amenable number.

153000181836 is an abundant number, since it is smaller than the sum of its proper divisors (233809750764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153000181836 is a wasteful number, since it uses less digits than its factorization.

153000181836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653558 (or 653553 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 153000181836 in words is "one hundred fifty-three billion, one hundred eighty-one thousand, eight hundred thirty-six".