397946710005 has 32 divisors (see below), whose sum is σ = 709337381760. Its totient is φ = 189156629760.

The previous prime is 397946710003. The next prime is 397946710037. The reversal of 397946710005 is 500017649793.

It is not a de Polignac number, because 397946710005 - 2¹ = 397946710003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 397946710005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397946710001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35179731 + ... + 35191040.

It is an arithmetic number, because the mean of its divisors is an integer number (22166793180).

Almost surely, 2^397946710005 is an apocalyptic number.

It is an amenable number.

397946710005 is a deficient number, since it is larger than the sum of its proper divisors (311390671755).

397946710005 is a wasteful number, since it uses less digits than its factorization.

397946710005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70370821.

The product of its (nonzero) digits is 1428840, while the sum is 51.

The spelling of 397946710005 in words is "three hundred ninety-seven billion, nine hundred forty-six million, seven hundred ten thousand, five".