2655561501 has 24 divisors (see below), whose sum is σ = 3869960640. Its totient is φ = 1754657856.

The previous prime is 2655561499. The next prime is 2655561541. The reversal of 2655561501 is 1051655562.

2655561501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2655561501 - 2¹ = 2655561499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655561541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 928065 + ... + 930921.

It is an arithmetic number, because the mean of its divisors is an integer number (161248360).

Almost surely, 2^2655561501 is an apocalyptic number.

It is an amenable number.

2655561501 is a deficient number, since it is larger than the sum of its proper divisors (1214399139).

2655561501 is a wasteful number, since it uses less digits than its factorization.

2655561501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 2655561501 is about 51532.1404659267. The cubic root of 2655561501 is about 1384.7948974043.

The spelling of 2655561501 in words is "two billion, six hundred fifty-five million, five hundred sixty-one thousand, five hundred one".