45344254271523 has 16 divisors (see below), whose sum is σ = 61585476212736. Its totient is φ = 29670086134080.

The previous prime is 45344254271497. The next prime is 45344254271531. The reversal of 45344254271523 is 32517245244354.

It is a happy number.

It is not a de Polignac number, because 45344254271523 - 2³⁴ = 45327074402339 is a prime.

It is a super-2 number, since 2×45344254271523² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45344254271543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477270490 + ... + 477365487.

It is an arithmetic number, because the mean of its divisors is an integer number (3849092263296).

Almost surely, 2^{45344254271523} is an apocalyptic number.

45344254271523 is a deficient number, since it is larger than the sum of its proper divisors (16241221941213).

45344254271523 is a wasteful number, since it uses less digits than its factorization.

45344254271523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954636274.

The product of its digits is 16128000, while the sum is 51.

The spelling of 45344254271523 in words is "forty-five trillion, three hundred forty-four billion, two hundred fifty-four million, two hundred seventy-one thousand, five hundred twenty-three".