43790400413 has 4 divisors (see below), whose sum is σ = 44407166688. Its totient is φ = 43173634140.

The previous prime is 43790400389. The next prime is 43790400539. The reversal of 43790400413 is 31400409734.

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 a cyclic number.

It is not a de Polignac number, because 43790400413 - 2⁶ = 43790400349 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 (43790402413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308383031 + ... + 308383172.

It is an arithmetic number, because the mean of its divisors is an integer number (11101791672).

Almost surely, 2^43790400413 is an apocalyptic number.

It is an amenable number.

43790400413 is a deficient number, since it is larger than the sum of its proper divisors (616766275).

43790400413 is an equidigital number, since it uses as much as digits as its factorization.

43790400413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616766274.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 43790400413 in words is "forty-three billion, seven hundred ninety million, four hundred thousand, four hundred thirteen".