149457292927 has 4 divisors (see below), whose sum is σ = 150208334800. Its totient is φ = 148706251056.

The previous prime is 149457292913. The next prime is 149457292981. The reversal of 149457292927 is 729292754941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 729292754941 = 165343 ⋅4410787.

It is a cyclic number.

It is not a de Polignac number, because 149457292927 - 2⁷ = 149457292799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149457293927) 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, 375520638 + ... + 375521035.

It is an arithmetic number, because the mean of its divisors is an integer number (37552083700).

Almost surely, 2^149457292927 is an apocalyptic number.

149457292927 is a deficient number, since it is larger than the sum of its proper divisors (751041873).

149457292927 is an equidigital number, since it uses as much as digits as its factorization.

149457292927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751041872.

The product of its digits is 22861440, while the sum is 61.

The spelling of 149457292927 in words is "one hundred forty-nine billion, four hundred fifty-seven million, two hundred ninety-two thousand, nine hundred twenty-seven".