149446765398 has 32 divisors (see below), whose sum is σ = 341808546816. Its totient is φ = 42672083328.

The previous prime is 149446765381. The next prime is 149446765441. The reversal of 149446765398 is 893567644941.

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, 1057411 + ... + 1190382.

It is an arithmetic number, because the mean of its divisors is an integer number (10681517088).

Almost surely, 2^149446765398 is an apocalyptic number.

149446765398 is an abundant number, since it is smaller than the sum of its proper divisors (192361781418).

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

149446765398 is a wasteful number, since it uses less digits than its factorization.

149446765398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249388.

The product of its digits is 156764160, while the sum is 66.

The spelling of 149446765398 in words is "one hundred forty-nine billion, four hundred forty-six million, seven hundred sixty-five thousand, three hundred ninety-eight".