40423013107 has 4 divisors (see below), whose sum is σ = 42180535440. Its totient is φ = 38665490776.

The previous prime is 40423013093. The next prime is 40423013201. The reversal of 40423013107 is 70131032404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40423013107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40423043107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878761132 + ... + 878761177.

It is an arithmetic number, because the mean of its divisors is an integer number (10545133860).

Almost surely, 2^40423013107 is an apocalyptic number.

40423013107 is a deficient number, since it is larger than the sum of its proper divisors (1757522333).

40423013107 is a wasteful number, since it uses less digits than its factorization.

40423013107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757522332.

The product of its (nonzero) digits is 2016, while the sum is 25.

The spelling of 40423013107 in words is "forty billion, four hundred twenty-three million, thirteen thousand, one hundred seven".