358991690394 has 16 divisors (see below), whose sum is σ = 718005060000. Its totient is φ = 119660283600.

The previous prime is 358991690353. The next prime is 358991690401. The reversal of 358991690394 is 493096199853.

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, 683932 + ... + 1088919.

It is an arithmetic number, because the mean of its divisors is an integer number (44875316250).

Almost surely, 2^358991690394 is an apocalyptic number.

358991690394 is an abundant number, since it is smaller than the sum of its proper divisors (359013369606).

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

358991690394 is a wasteful number, since it uses less digits than its factorization.

358991690394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806605.

The product of its (nonzero) digits is 56687040, while the sum is 66.

The spelling of 358991690394 in words is "three hundred fifty-eight billion, nine hundred ninety-one million, six hundred ninety thousand, three hundred ninety-four".