44400402047 has 2 divisors, whose sum is σ = 44400402048. Its totient is φ = 44400402046.

The previous prime is 44400402043. The next prime is 44400402061. The reversal of 44400402047 is 74020400444.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44400402047 - 2² = 44400402043 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44400402043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22200201023 + 22200201024.

It is an arithmetic number, because the mean of its divisors is an integer number (22200201024).

Almost surely, 2^44400402047 is an apocalyptic number.

44400402047 is a deficient number, since it is larger than the sum of its proper divisors (1).

44400402047 is an equidigital number, since it uses as much as digits as its factorization.

44400402047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14336, while the sum is 29.

The spelling of 44400402047 in words is "forty-four billion, four hundred million, four hundred two thousand, forty-seven".