40890428373 has 4 divisors (see below), whose sum is σ = 54520571168. Its totient is φ = 27260285580.

The previous prime is 40890428357. The next prime is 40890428393. The reversal of 40890428373 is 37382409804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40890428373 - 2⁴ = 40890428357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40890428303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6815071393 + ... + 6815071398.

It is an arithmetic number, because the mean of its divisors is an integer number (13630142792).

Almost surely, 2^40890428373 is an apocalyptic number.

It is an amenable number.

40890428373 is a deficient number, since it is larger than the sum of its proper divisors (13630142795).

40890428373 is a wasteful number, since it uses less digits than its factorization.

40890428373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630142794.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 40890428373 in words is "forty billion, eight hundred ninety million, four hundred twenty-eight thousand, three hundred seventy-three".