153403584642990 has 72 divisors (see below), whose sum is σ = 438404624572824. Its totient is φ = 37188747789600.

The previous prime is 153403584642953. The next prime is 153403584643013. The reversal of 153403584642990 is 99246485304351.

It is a happy number.

153403584642990 is a `hidden beast` number, since 1 + 5 + 3 + 4 + 0 + 3 + 584 + 6 + 42 + 9 + 9 + 0 = 666.

It is a super-2 number, since 2×153403584642990² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7043312556 + ... + 7043334335.

It is an arithmetic number, because the mean of its divisors is an integer number (6088953119067).

Almost surely, 2^{153403584642990} is an apocalyptic number.

153403584642990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153403584642990 is an abundant number, since it is smaller than the sum of its proper divisors (285001039929834).

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

153403584642990 is a wasteful number, since it uses less digits than its factorization.

153403584642990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14086646926 (or 14086646912 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 63.

The spelling of 153403584642990 in words is "one hundred fifty-three trillion, four hundred three billion, five hundred eighty-four million, six hundred forty-two thousand, nine hundred ninety".