397619162450444 has 192 divisors, whose sum is σ = 801689442301440. Its totient is φ = 170952249600000.

The previous prime is 397619162450417. The next prime is 397619162450453. The reversal of 397619162450444 is 444054261916793.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2984143664 + ... + 2984276904.

It is an arithmetic number, because the mean of its divisors is an integer number (4175465845320).

Almost surely, 2^{397619162450444} is an apocalyptic number.

It is an amenable number.

397619162450444 is an abundant number, since it is smaller than the sum of its proper divisors (404070279850996).

397619162450444 is a wasteful number, since it uses less digits than its factorization.

397619162450444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133720 (or 133718 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 65.

The spelling of 397619162450444 in words is "three hundred ninety-seven trillion, six hundred nineteen billion, one hundred sixty-two million, four hundred fifty thousand, four hundred forty-four".