45245561425 has 12 divisors (see below), whose sum is σ = 56144358540. Its totient is φ = 36170731520.

The previous prime is 45245561411. The next prime is 45245561477. The reversal of 45245561425 is 52416554254.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 545876496 + 44699684929 = 23364^2 + 211423^2 .

It is not a de Polignac number, because 45245561425 - 2⁷ = 45245561297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 607012 + ... + 677461.

It is an arithmetic number, because the mean of its divisors is an integer number (4678696545).

Almost surely, 2^45245561425 is an apocalyptic number.

It is an amenable number.

45245561425 is a deficient number, since it is larger than the sum of its proper divisors (10898797115).

45245561425 is a wasteful number, since it uses less digits than its factorization.

45245561425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285892 (or 1285887 counting only the distinct ones).

The product of its digits is 960000, while the sum is 43.

The spelling of 45245561425 in words is "forty-five billion, two hundred forty-five million, five hundred sixty-one thousand, four hundred twenty-five".