154553241252 has 24 divisors (see below), whose sum is σ = 364969102176. Its totient is φ = 50897051008.

The previous prime is 154553241251. The next prime is 154553241253. The reversal of 154553241252 is 252142355451.

It is an interprime number because it is at equal distance from previous prime (154553241251) and next prime (154553241253).

It is a self number, because there is not a number n which added to its sum of digits gives 154553241252.

It is not an unprimeable number, because it can be changed into a prime (154553241251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77585973 + ... + 77587964.

It is an arithmetic number, because the mean of its divisors is an integer number (15207045924).

Almost surely, 2^154553241252 is an apocalyptic number.

154553241252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154553241252 is an abundant number, since it is smaller than the sum of its proper divisors (210415860924).

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

154553241252 is a wasteful number, since it uses less digits than its factorization.

154553241252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155174027 (or 155174025 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The spelling of 154553241252 in words is "one hundred fifty-four billion, five hundred fifty-three million, two hundred forty-one thousand, two hundred fifty-two".