2656601245 has 8 divisors (see below), whose sum is σ = 3203942400. Its totient is φ = 2114600400.

The previous prime is 2656601209. The next prime is 2656601279. The reversal of 2656601245 is 5421066562.

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

It is not a de Polignac number, because 2656601245 - 2²¹ = 2654504093 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, 1333981 + ... + 1335970.

It is an arithmetic number, because the mean of its divisors is an integer number (400492800).

Almost surely, 2^2656601245 is an apocalyptic number.

It is an amenable number.

2656601245 is a deficient number, since it is larger than the sum of its proper divisors (547341155).

2656601245 is a wasteful number, since it uses less digits than its factorization.

2656601245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2670155.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 2656601245 is about 51542.2277846040. The cubic root of 2656601245 is about 1384.9756054907.

The spelling of 2656601245 in words is "two billion, six hundred fifty-six million, six hundred one thousand, two hundred forty-five".