45256743252 has 48 divisors (see below), whose sum is σ = 134094056320. Its totient is φ = 12930497856.

The previous prime is 45256743241. The next prime is 45256743253. The reversal of 45256743252 is 25234765254.

45256743252 is a `hidden beast` number, since 4 + 5 + 2 + 567 + 4 + 32 + 52 = 666.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45256743198 and 45256743207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45256743253) 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, 29930953 + ... + 29932464.

Almost surely, 2^45256743252 is an apocalyptic number.

45256743252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45256743252 is an abundant number, since it is smaller than the sum of its proper divisors (88837313068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45256743252 is a wasteful number, since it uses less digits than its factorization.

45256743252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59863437 (or 59863429 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 45.

The spelling of 45256743252 in words is "forty-five billion, two hundred fifty-six million, seven hundred forty-three thousand, two hundred fifty-two".