397124155149 has 8 divisors (see below), whose sum is σ = 529508408352. Its totient is φ = 264744669360.

The previous prime is 397124155147. The next prime is 397124155163. The reversal of 397124155149 is 941551421793.

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

It is not a de Polignac number, because 397124155149 - 2¹ = 397124155147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397124155147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992734 + ... + 1334079.

It is an arithmetic number, because the mean of its divisors is an integer number (66188551044).

Almost surely, 2^397124155149 is an apocalyptic number.

It is an amenable number.

397124155149 is a deficient number, since it is larger than the sum of its proper divisors (132384253203).

397124155149 is a wasteful number, since it uses less digits than its factorization.

397124155149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383707.

The product of its digits is 1360800, while the sum is 51.

The spelling of 397124155149 in words is "three hundred ninety-seven billion, one hundred twenty-four million, one hundred fifty-five thousand, one hundred forty-nine".