45452513025 has 36 divisors (see below), whose sum is σ = 81625457680. Its totient is φ = 24177333600.

The previous prime is 45452513009. The next prime is 45452513087. The reversal of 45452513025 is 52031525454.

45452513025 is a `hidden beast` number, since 454 + 52 + 5 + 130 + 25 = 666.

It is not a de Polignac number, because 45452513025 - 2⁴ = 45452513009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 181231 + ... + 351780.

Almost surely, 2^45452513025 is an apocalyptic number.

45452513025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45452513025 is a deficient number, since it is larger than the sum of its proper divisors (36172944655).

45452513025 is a wasteful number, since it uses less digits than its factorization.

45452513025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533406 (or 533398 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 45452513025 in words is "forty-five billion, four hundred fifty-two million, five hundred thirteen thousand, twenty-five".