395020349394 has 32 divisors (see below), whose sum is σ = 872246479104. Its totient is φ = 118260928080.

The previous prime is 395020349359. The next prime is 395020349407. The reversal of 395020349394 is 493943020593.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36049684 + ... + 36060639.

It is an arithmetic number, because the mean of its divisors is an integer number (27257702472).

Almost surely, 2^395020349394 is an apocalyptic number.

395020349394 is an abundant number, since it is smaller than the sum of its proper divisors (477226129710).

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

395020349394 is a wasteful number, since it uses less digits than its factorization.

395020349394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72110422.

The product of its (nonzero) digits is 3149280, while the sum is 51.

The spelling of 395020349394 in words is "three hundred ninety-five billion, twenty million, three hundred forty-nine thousand, three hundred ninety-four".