2656465545 has 16 divisors (see below), whose sum is σ = 4251500352. Its totient is φ = 1416396480.

The previous prime is 2656465541. The next prime is 2656465549. The reversal of 2656465545 is 5455646562.

2656465545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2656465541) and next prime (2656465549).

It is not a de Polignac number, because 2656465545 - 2² = 2656465541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2656465494 and 2656465503.

It is not an unprimeable number, because it can be changed into a prime (2656465541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38130 + ... + 82260.

It is an arithmetic number, because the mean of its divisors is an integer number (265718772).

Almost surely, 2^2656465545 is an apocalyptic number.

It is an amenable number.

2656465545 is a deficient number, since it is larger than the sum of its proper divisors (1595034807).

2656465545 is a wasteful number, since it uses less digits than its factorization.

2656465545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48152.

The product of its digits is 4320000, while the sum is 48.

The square root of 2656465545 is about 51540.9113714533. The cubic root of 2656465545 is about 1384.9520234307.

The spelling of 2656465545 in words is "two billion, six hundred fifty-six million, four hundred sixty-five thousand, five hundred forty-five".