153430399980 has 144 divisors (see below), whose sum is σ = 546770244384. Its totient is φ = 34334069760.

The previous prime is 153430399949. The next prime is 153430399981. The reversal of 153430399980 is 89993034351.

It is a happy number.

153430399980 is a `hidden beast` number, since 15 + 3 + 430 + 39 + 99 + 80 = 666.

It is not an unprimeable number, because it can be changed into a prime (153430399981) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2954649 + ... + 3006128.

It is an arithmetic number, because the mean of its divisors is an integer number (3797015586).

Almost surely, 2^153430399980 is an apocalyptic number.

153430399980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

153430399980 is an abundant number, since it is smaller than the sum of its proper divisors (393339844404).

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

153430399980 is a wasteful number, since it uses less digits than its factorization.

153430399980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5960816 (or 5960811 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 54.

The spelling of 153430399980 in words is "one hundred fifty-three billion, four hundred thirty million, three hundred ninety-nine thousand, nine hundred eighty".