45302994025 has 9 divisors (see below), whose sum is σ = 56177032261. Its totient is φ = 36241543840.

The previous prime is 45302993929. The next prime is 45302994041. The reversal of 45302994025 is 52049920354.

The square root of 45302994025 is 212845.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1890771289 + 43412222736 = 43483^2 + 208356^2 .

It is not a de Polignac number, because 45302994025 - 2²³ = 45294605417 is a prime.

It is a super-2 number, since 2×45302994025² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1042941 + ... + 1085509.

Almost surely, 2^45302994025 is an apocalyptic number.

45302994025 is the 212845-th square number.

45302994025 is the 106423-rd centered octagonal number.

It is an amenable number.

45302994025 is a deficient number, since it is larger than the sum of its proper divisors (10874038236).

45302994025 is an frugal number, since it uses more digits than its factorization.

45302994025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85148 (or 42574 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 45302994025 in words is "forty-five billion, three hundred two million, nine hundred ninety-four thousand, twenty-five".