45146544031 has 2 divisors, whose sum is σ = 45146544032. Its totient is φ = 45146544030.

The previous prime is 45146543989. The next prime is 45146544067. The reversal of 45146544031 is 13044564154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45146544031 - 2¹⁷ = 45146412959 is a prime.

It is a super-2 number, since 2×45146544031² (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 (45146544431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22573272015 + 22573272016.

It is an arithmetic number, because the mean of its divisors is an integer number (22573272016).

Almost surely, 2^45146544031 is an apocalyptic number.

45146544031 is a deficient number, since it is larger than the sum of its proper divisors (1).

45146544031 is an equidigital number, since it uses as much as digits as its factorization.

45146544031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 45146544031 in words is "forty-five billion, one hundred forty-six million, five hundred forty-four thousand, thirty-one".