2651522765 has 8 divisors (see below), whose sum is σ = 3197817600. Its totient is φ = 2110558032.

The previous prime is 2651522723. The next prime is 2651522771. The reversal of 2651522765 is 5672251562.

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

It is a cyclic number.

It is not a de Polignac number, because 2651522765 - 2²² = 2647328461 is a prime.

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, 1331429 + ... + 1333418.

It is an arithmetic number, because the mean of its divisors is an integer number (399727200).

Almost surely, 2^2651522765 is an apocalyptic number.

It is an amenable number.

2651522765 is a deficient number, since it is larger than the sum of its proper divisors (546294835).

2651522765 is a wasteful number, since it uses less digits than its factorization.

2651522765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665051.

The product of its digits is 252000, while the sum is 41.

The square root of 2651522765 is about 51492.9389819614. The cubic root of 2651522765 is about 1384.0925150394.

The spelling of 2651522765 in words is "two billion, six hundred fifty-one million, five hundred twenty-two thousand, seven hundred sixty-five".