149136570 has 96 divisors (see below), whose sum is σ = 425692800. Its totient is φ = 35925120.

The previous prime is 149136539. The next prime is 149136583. The reversal of 149136570 is 75631941.

149136570 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×149136570² = 44483433022729800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196632 + ... + 197388.

It is an arithmetic number, because the mean of its divisors is an integer number (4434300).

Almost surely, 2^149136570 is an apocalyptic number.

149136570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 149136570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212846400).

149136570 is an abundant number, since it is smaller than the sum of its proper divisors (276556230).

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

149136570 is a wasteful number, since it uses less digits than its factorization.

149136570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980 (or 977 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 149136570 is about 12212.1484596282. The cubic root of 149136570 is about 530.3078429937.

The spelling of 149136570 in words is "one hundred forty-nine million, one hundred thirty-six thousand, five hundred seventy".