249453470027 has 32 divisors (see below), whose sum is σ = 272982790080. Its totient is φ = 227029340160.

The previous prime is 249453470023. The next prime is 249453470039. The reversal of 249453470027 is 720074354942.

It is a cyclic number.

It is not a de Polignac number, because 249453470027 - 2² = 249453470023 is a prime.

It is a super-2 number, since 2×249453470027² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249453470023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30295103 + ... + 30303335.

It is an arithmetic number, because the mean of its divisors is an integer number (8530712190).

Almost surely, 2^249453470027 is an apocalyptic number.

249453470027 is a deficient number, since it is larger than the sum of its proper divisors (23529320053).

249453470027 is a wasteful number, since it uses less digits than its factorization.

249453470027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8703.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 249453470027 in words is "two hundred forty-nine billion, four hundred fifty-three million, four hundred seventy thousand, twenty-seven".