149196736231 has 4 divisors (see below), whose sum is σ = 150147034072. Its totient is φ = 148246438392.

The previous prime is 149196736223. The next prime is 149196736261. The reversal of 149196736231 is 132637691941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149196736231 - 2³ = 149196736223 is a prime.

It is a super-2 number, since 2×149196736231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149196736201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475148685 + ... + 475148998.

It is an arithmetic number, because the mean of its divisors is an integer number (37536758518).

Almost surely, 2^149196736231 is an apocalyptic number.

149196736231 is a deficient number, since it is larger than the sum of its proper divisors (950297841).

149196736231 is an equidigital number, since it uses as much as digits as its factorization.

149196736231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950297840.

The product of its digits is 1469664, while the sum is 52.

The spelling of 149196736231 in words is "one hundred forty-nine billion, one hundred ninety-six million, seven hundred thirty-six thousand, two hundred thirty-one".