45270593509 has 2 divisors, whose sum is σ = 45270593510. Its totient is φ = 45270593508.

The previous prime is 45270593491. The next prime is 45270593539. The reversal of 45270593509 is 90539507254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43434728100 + 1835865409 = 208410^2 + 42847^2 .

It is a cyclic number.

It is not a de Polignac number, because 45270593509 - 2¹¹ = 45270591461 is a prime.

It is a super-2 number, since 2×45270593509² (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 (45270593539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22635296754 + 22635296755.

It is an arithmetic number, because the mean of its divisors is an integer number (22635296755).

Almost surely, 2^45270593509 is an apocalyptic number.

It is an amenable number.

45270593509 is a deficient number, since it is larger than the sum of its proper divisors (1).

45270593509 is an equidigital number, since it uses as much as digits as its factorization.

45270593509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701000, while the sum is 49.

The spelling of 45270593509 in words is "forty-five billion, two hundred seventy million, five hundred ninety-three thousand, five hundred nine".