40291059426 has 32 divisors (see below), whose sum is σ = 82511066880. Its totient is φ = 13109278224.

The previous prime is 40291059397. The next prime is 40291059503. The reversal of 40291059426 is 62495019204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341665 + ... + 444203.

It is an arithmetic number, because the mean of its divisors is an integer number (2578470840).

Almost surely, 2^40291059426 is an apocalyptic number.

40291059426 is an abundant number, since it is smaller than the sum of its proper divisors (42220007454).

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

40291059426 is a wasteful number, since it uses less digits than its factorization.

40291059426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104110.

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 40291059426 in words is "forty billion, two hundred ninety-one million, fifty-nine thousand, four hundred twenty-six".