45077659225 has 9 divisors (see below), whose sum is σ = 55897613823. Its totient is φ = 36061278120.

The previous prime is 45077659169. The next prime is 45077659229. The reversal of 45077659225 is 52295677054.

The square root of 45077659225 is 212315.

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

It can be written as a sum of positive squares in only one way, i.e., 16227957321 + 28849701904 = 127389^2 + 169852^2 .

It is not a de Polignac number, because 45077659225 - 2¹⁵ = 45077626457 is a prime.

It is a super-2 number, since 2×45077659225² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45077659229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1040344 + ... + 1082806.

Almost surely, 2^45077659225 is an apocalyptic number.

45077659225 is the 212315-th square number.

45077659225 is the 106158-th centered octagonal number.

It is an amenable number.

45077659225 is a deficient number, since it is larger than the sum of its proper divisors (10819954598).

45077659225 is an frugal number, since it uses more digits than its factorization.

45077659225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84936 (or 42468 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 45077659225 in words is "forty-five billion, seventy-seven million, six hundred fifty-nine thousand, two hundred twenty-five".