45431440007 has 2 divisors, whose sum is σ = 45431440008. Its totient is φ = 45431440006.

The previous prime is 45431439997. The next prime is 45431440073. The reversal of 45431440007 is 70004413454.

45431440007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45431440007 - 2⁶ = 45431439943 is a prime.

It is a super-2 number, since 2×45431440007² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45431446007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22715720003 + 22715720004.

It is an arithmetic number, because the mean of its divisors is an integer number (22715720004).

Almost surely, 2^45431440007 is an apocalyptic number.

45431440007 is a deficient number, since it is larger than the sum of its proper divisors (1).

45431440007 is an equidigital number, since it uses as much as digits as its factorization.

45431440007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 45431440007 in words is "forty-five billion, four hundred thirty-one million, four hundred forty thousand, seven".