154402331652 has 48 divisors (see below), whose sum is σ = 421370891200. Its totient is φ = 48758630400.

The previous prime is 154402331627. The next prime is 154402331653. The reversal of 154402331652 is 256133204451.

154402331652 is a `hidden beast` number, since 1 + 544 + 0 + 23 + 31 + 65 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (154402331653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37620349 + ... + 37624452.

Almost surely, 2^154402331652 is an apocalyptic number.

154402331652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154402331652 is an abundant number, since it is smaller than the sum of its proper divisors (266968559548).

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

154402331652 is a wasteful number, since it uses less digits than its factorization.

154402331652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75244833 (or 75244825 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 154402331652 in words is "one hundred fifty-four billion, four hundred two million, three hundred thirty-one thousand, six hundred fifty-two".