2545142562 has 12 divisors (see below), whose sum is σ = 5514475590. Its totient is φ = 848380848.

The previous prime is 2545142519. The next prime is 2545142603. The reversal of 2545142562 is 2652415452.

2545142562 is a `hidden beast` number, since 2 + 5 + 4 + 51 + 42 + 562 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2527173441 + 17969121 = 50271^2 + 4239^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70698387 + ... + 70698422.

Almost surely, 2^2545142562 is an apocalyptic number.

2545142562 is an abundant number, since it is smaller than the sum of its proper divisors (2969333028).

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

2545142562 is a wasteful number, since it uses less digits than its factorization.

2545142562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141396817 (or 141396814 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 2545142562 is about 50449.4059628059. The cubic root of 2545142562 is about 1365.3291771418.

The spelling of 2545142562 in words is "two billion, five hundred forty-five million, one hundred forty-two thousand, five hundred sixty-two".