149598252252 has 18 divisors (see below), whose sum is σ = 378151137728. Its totient is φ = 49866084072.

The previous prime is 149598252211. The next prime is 149598252253. The reversal of 149598252252 is 252252895941.

149598252252 is a `hidden beast` number, since 1 + 4 + 9 + 598 + 25 + 2 + 25 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149598252253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2077753468 + ... + 2077753539.

Almost surely, 2^149598252252 is an apocalyptic number.

149598252252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

149598252252 is an abundant number, since it is smaller than the sum of its proper divisors (228552885476).

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

149598252252 is a wasteful number, since it uses less digits than its factorization.

149598252252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155507017 (or 4155507012 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 54.

The spelling of 149598252252 in words is "one hundred forty-nine billion, five hundred ninety-eight million, two hundred fifty-two thousand, two hundred fifty-two".