2545617614 has 4 divisors (see below), whose sum is σ = 3818426424. Its totient is φ = 1272808806.

The previous prime is 2545617601. The next prime is 2545617629. The reversal of 2545617614 is 4167165452.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636404402 + ... + 636404405.

It is an arithmetic number, because the mean of its divisors is an integer number (954606606).

Almost surely, 2^2545617614 is an apocalyptic number.

2545617614 is a deficient number, since it is larger than the sum of its proper divisors (1272808810).

2545617614 is a wasteful number, since it uses less digits than its factorization.

2545617614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272808809.

The product of its digits is 201600, while the sum is 41.

The square root of 2545617614 is about 50454.1139452473. The cubic root of 2545617614 is about 1365.4141182915.

The spelling of 2545617614 in words is "two billion, five hundred forty-five million, six hundred seventeen thousand, six hundred fourteen".