149742136298 has 8 divisors (see below), whose sum is σ = 225260505792. Its totient is φ = 74655301036.

The previous prime is 149742136279. The next prime is 149742136361. The reversal of 149742136298 is 892631247941.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107882690 + ... + 107884077.

It is an arithmetic number, because the mean of its divisors is an integer number (28157563224).

Almost surely, 2^149742136298 is an apocalyptic number.

149742136298 is a deficient number, since it is larger than the sum of its proper divisors (75518369494).

149742136298 is a wasteful number, since it uses less digits than its factorization.

149742136298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215767116.

The product of its digits is 5225472, while the sum is 56.

The spelling of 149742136298 in words is "one hundred forty-nine billion, seven hundred forty-two million, one hundred thirty-six thousand, two hundred ninety-eight".