407961322242 has 16 divisors (see below), whose sum is σ = 815931586560. Its totient is φ = 135985617072.

The previous prime is 407961322207. The next prime is 407961322247. The reversal of 407961322242 is 242223169704.

It is a junction number, because it is equal to n+sod(n) for n = 407961322194 and 407961322203.

It is not an unprimeable number, because it can be changed into a prime (407961322247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319359 + ... + 958077.

It is an arithmetic number, because the mean of its divisors is an integer number (50995724160).

Almost surely, 2^407961322242 is an apocalyptic number.

It is a pronic number, being equal to 638718×638719.

407961322242 is an abundant number, since it is smaller than the sum of its proper divisors (407970264318).

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

407961322242 is a wasteful number, since it uses less digits than its factorization.

407961322242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745177.

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 407961322242 in words is "four hundred seven billion, nine hundred sixty-one million, three hundred twenty-two thousand, two hundred forty-two".