397587767041 has 8 divisors (see below), whose sum is σ = 400410073224. Its totient is φ = 394775347200.

The previous prime is 397587767039. The next prime is 397587767117. The reversal of 397587767041 is 140767785793.

It can be written as a sum of positive squares in 4 ways, for example, as 188650225 + 397399116816 = 13735^2 + 630396^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 397587767041 - 2¹ = 397587767039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (397587767641) 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, 2390860 + ... + 2551741.

It is an arithmetic number, because the mean of its divisors is an integer number (50051259153).

Almost surely, 2^397587767041 is an apocalyptic number.

It is an amenable number.

397587767041 is a deficient number, since it is larger than the sum of its proper divisors (2822306183).

397587767041 is a wasteful number, since it uses less digits than its factorization.

397587767041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4943171.

The product of its (nonzero) digits is 62233920, while the sum is 64.

The spelling of 397587767041 in words is "three hundred ninety-seven billion, five hundred eighty-seven million, seven hundred sixty-seven thousand, forty-one".