399026130797 has 8 divisors (see below), whose sum is σ = 482855150016. Its totient is φ = 321903433152.

The previous prime is 399026130787. The next prime is 399026130803. The reversal of 399026130797 is 797031620993.

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

It is not a de Polignac number, because 399026130797 - 2²⁸ = 398757695341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (399026130787) 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, 1676580263 + ... + 1676580500.

It is an arithmetic number, because the mean of its divisors is an integer number (60356893752).

Almost surely, 2^399026130797 is an apocalyptic number.

It is an amenable number.

399026130797 is a deficient number, since it is larger than the sum of its proper divisors (83829019219).

399026130797 is a wasteful number, since it uses less digits than its factorization.

399026130797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3353160787.

The product of its (nonzero) digits is 3857868, while the sum is 56.

The spelling of 399026130797 in words is "three hundred ninety-nine billion, twenty-six million, one hundred thirty thousand, seven hundred ninety-seven".