2571140645 has 8 divisors (see below), whose sum is σ = 3137663520. Its totient is φ = 2022049360.

The previous prime is 2571140623. The next prime is 2571140653. The reversal of 2571140645 is 5460411752.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2571140645 - 2⁸ = 2571140389 is a prime.

It is a super-2 number, since 2×2571140645² = 13221528432742032050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4357571 + ... + 4358160.

It is an arithmetic number, because the mean of its divisors is an integer number (392207940).

Almost surely, 2^2571140645 is an apocalyptic number.

It is an amenable number.

2571140645 is a deficient number, since it is larger than the sum of its proper divisors (566522875).

2571140645 is an equidigital number, since it uses as much as digits as its factorization.

2571140645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8715795.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 2571140645 is about 50706.4162113632. The cubic root of 2571140645 is about 1369.9622851784.

The spelling of 2571140645 in words is "two billion, five hundred seventy-one million, one hundred forty thousand, six hundred forty-five".