44136400007 has 4 divisors (see below), whose sum is σ = 50441600016. Its totient is φ = 37831200000.

The previous prime is 44136400003. The next prime is 44136400031. The reversal of 44136400007 is 70000463144.

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

It is a cyclic number.

It is not a de Polignac number, because 44136400007 - 2² = 44136400003 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 (44136400003) 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, 3152599994 + ... + 3152600007.

It is an arithmetic number, because the mean of its divisors is an integer number (12610400004).

Almost surely, 2^44136400007 is an apocalyptic number.

44136400007 is a deficient number, since it is larger than the sum of its proper divisors (6305200009).

44136400007 is an equidigital number, since it uses as much as digits as its factorization.

44136400007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6305200008.

The product of its (nonzero) digits is 8064, while the sum is 29.

The spelling of 44136400007 in words is "forty-four billion, one hundred thirty-six million, four hundred thousand, seven".