42407911394 has 8 divisors (see below), whose sum is σ = 63889648860. Its totient is φ = 21111361776.

The previous prime is 42407911387. The next prime is 42407911409. The reversal of 42407911394 is 49311970424.

It can be written as a sum of positive squares in 2 ways, for example, as 41610696169 + 797215225 = 203987^2 + 28235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46296389 + ... + 46297304.

Almost surely, 2^42407911394 is an apocalyptic number.

42407911394 is a deficient number, since it is larger than the sum of its proper divisors (21481737466).

42407911394 is a wasteful number, since it uses less digits than its factorization.

42407911394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92593924.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 42407911394 in words is "forty-two billion, four hundred seven million, nine hundred eleven thousand, three hundred ninety-four".