397336677031 has 8 divisors (see below), whose sum is σ = 473842497024. Its totient is φ = 325766716440.

The previous prime is 397336677029. The next prime is 397336677043. The reversal of 397336677031 is 130776633793.

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

It is not a de Polignac number, because 397336677031 - 2¹ = 397336677029 is a prime.

It is a super-2 number, since 2×397336677031² (a number of 24 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 (397336677011) 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, 1233964675 + ... + 1233964996.

It is an arithmetic number, because the mean of its divisors is an integer number (59230312128).

Almost surely, 2^397336677031 is an apocalyptic number.

397336677031 is a deficient number, since it is larger than the sum of its proper divisors (76505819993).

397336677031 is a wasteful number, since it uses less digits than its factorization.

397336677031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467929701.

The product of its (nonzero) digits is 9001692, while the sum is 55.

The spelling of 397336677031 in words is "three hundred ninety-seven billion, three hundred thirty-six million, six hundred seventy-seven thousand, thirty-one".