2551145676 has 12 divisors (see below), whose sum is σ = 5952673272. Its totient is φ = 850381888.

The previous prime is 2551145621. The next prime is 2551145683. The reversal of 2551145676 is 6765411552.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106297725 + ... + 106297748.

It is an arithmetic number, because the mean of its divisors is an integer number (496056106).

Almost surely, 2^2551145676 is an apocalyptic number.

It is an amenable number.

2551145676 is an abundant number, since it is smaller than the sum of its proper divisors (3401527596).

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

2551145676 is a wasteful number, since it uses less digits than its factorization.

2551145676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212595480 (or 212595478 counting only the distinct ones).

The product of its digits is 252000, while the sum is 42.

The square root of 2551145676 is about 50508.8673007028. The cubic root of 2551145676 is about 1366.4017812500.

The spelling of 2551145676 in words is "two billion, five hundred fifty-one million, one hundred forty-five thousand, six hundred seventy-six".