40426142563 has 8 divisors (see below), whose sum is σ = 41510476800. Its totient is φ = 39355113288.

The previous prime is 40426142543. The next prime is 40426142657. The reversal of 40426142563 is 36524162404.

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

It is a cyclic number.

It is not a de Polignac number, because 40426142563 - 2²¹ = 40424045411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40426142513) 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, 3320083 + ... + 3332236.

It is an arithmetic number, because the mean of its divisors is an integer number (5188809600).

Almost surely, 2^40426142563 is an apocalyptic number.

40426142563 is a deficient number, since it is larger than the sum of its proper divisors (1084334237).

40426142563 is a wasteful number, since it uses less digits than its factorization.

40426142563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6652481.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 40426142563 in words is "forty billion, four hundred twenty-six million, one hundred forty-two thousand, five hundred sixty-three".