2545574331 has 16 divisors (see below), whose sum is σ = 3515581440. Its totient is φ = 1636683360.

The previous prime is 2545574287. The next prime is 2545574341. The reversal of 2545574331 is 1334755452.

It is not a de Polignac number, because 2545574331 - 2¹¹ = 2545572283 is a prime.

It is a super-2 number, since 2×2545574331² = 12959897349292195122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2545574331.

It is not an unprimeable number, because it can be changed into a prime (2545574341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19461 + ... + 73958.

It is an arithmetic number, because the mean of its divisors is an integer number (219723840).

Almost surely, 2^2545574331 is an apocalyptic number.

2545574331 is a deficient number, since it is larger than the sum of its proper divisors (970007109).

2545574331 is a wasteful number, since it uses less digits than its factorization.

2545574331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93746.

The product of its digits is 252000, while the sum is 39.

The square root of 2545574331 is about 50453.6850091250. The cubic root of 2545574331 is about 1365.4063795600.

The spelling of 2545574331 in words is "two billion, five hundred forty-five million, five hundred seventy-four thousand, three hundred thirty-one".