407961322194 has 16 divisors (see below), whose sum is σ = 815955775200. Its totient is φ = 135981585600.

The previous prime is 407961322189. The next prime is 407961322207. The reversal of 407961322194 is 491223169704.

It is a Curzon number.

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, 1218919 + ... + 1517130.

It is an arithmetic number, because the mean of its divisors is an integer number (50997235950).

Almost surely, 2^407961322194 is an apocalyptic number.

407961322194 is an abundant number, since it is smaller than the sum of its proper divisors (407994453006).

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

407961322194 is a wasteful number, since it uses less digits than its factorization.

407961322194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760905.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 407961322194 in words is "four hundred seven billion, nine hundred sixty-one million, three hundred twenty-two thousand, one hundred ninety-four".