68525350394 has 16 divisors (see below), whose sum is σ = 106169460480. Its totient is φ = 33136898880.

The previous prime is 68525350381. The next prime is 68525350427. The reversal of 68525350394 is 49305352586.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240959 + ... + 441714.

It is an arithmetic number, because the mean of its divisors is an integer number (6635591280).

Almost surely, 2^68525350394 is an apocalyptic number.

68525350394 is a deficient number, since it is larger than the sum of its proper divisors (37644110086).

68525350394 is a wasteful number, since it uses less digits than its factorization.

68525350394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684325.

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 68525350394 in words is "sixty-eight billion, five hundred twenty-five million, three hundred fifty thousand, three hundred ninety-four".