149698229236 has 6 divisors (see below), whose sum is σ = 261971901170. Its totient is φ = 74849114616.

The previous prime is 149698229221. The next prime is 149698229237. The reversal of 149698229236 is 632922896941.

It can be written as a sum of positive squares in only one way, i.e., 135431360100 + 14266869136 = 368010^2 + 119444^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149698229237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18712278651 + ... + 18712278658.

Almost surely, 2^149698229236 is an apocalyptic number.

It is an amenable number.

149698229236 is a deficient number, since it is larger than the sum of its proper divisors (112273671934).

149698229236 is a wasteful number, since it uses less digits than its factorization.

149698229236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37424557313 (or 37424557311 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 61.

The spelling of 149698229236 in words is "one hundred forty-nine billion, six hundred ninety-eight million, two hundred twenty-nine thousand, two hundred thirty-six".