399342610700 has 144 divisors (see below), whose sum is σ = 976425504768. Its totient is φ = 140448000000.

The previous prime is 399342610699. The next prime is 399342610747. The reversal of 399342610700 is 7016243993.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99808700 + ... + 99812700.

It is an arithmetic number, because the mean of its divisors is an integer number (6780732672).

Almost surely, 2^399342610700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 399342610700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488212752384).

399342610700 is an abundant number, since it is smaller than the sum of its proper divisors (577082894068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

399342610700 is a wasteful number, since it uses less digits than its factorization.

399342610700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6984 (or 6977 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 399342610700 in words is "three hundred ninety-nine billion, three hundred forty-two million, six hundred ten thousand, seven hundred".