154135104252 has 48 divisors (see below), whose sum is σ = 378639408000. Its totient is φ = 48666277440.

The previous prime is 154135104217. The next prime is 154135104281. The reversal of 154135104252 is 252401531451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1427874 + ... + 1532022.

It is an arithmetic number, because the mean of its divisors is an integer number (7888321000).

Almost surely, 2^154135104252 is an apocalyptic number.

154135104252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154135104252 is an abundant number, since it is smaller than the sum of its proper divisors (224504303748).

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

154135104252 is a wasteful number, since it uses less digits than its factorization.

154135104252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110666 (or 110664 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 154135104252 in words is "one hundred fifty-four billion, one hundred thirty-five million, one hundred four thousand, two hundred fifty-two".