2664127545 has 16 divisors (see below), whose sum is σ = 4513345920. Its totient is φ = 1337287424.

The previous prime is 2664127523. The next prime is 2664127591. The reversal of 2664127545 is 5457214662.

It is a cyclic number.

It is not a de Polignac number, because 2664127545 - 2⁸ = 2664127289 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2664127497 and 2664127506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5223525 + ... + 5224034.

It is an arithmetic number, because the mean of its divisors is an integer number (282084120).

Almost surely, 2^2664127545 is an apocalyptic number.

It is an amenable number.

2664127545 is a deficient number, since it is larger than the sum of its proper divisors (1849218375).

2664127545 is a wasteful number, since it uses less digits than its factorization.

2664127545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10447584.

The product of its digits is 403200, while the sum is 42.

The square root of 2664127545 is about 51615.1871545575. The cubic root of 2664127545 is about 1386.2822767751.

The spelling of 2664127545 in words is "two billion, six hundred sixty-four million, one hundred twenty-seven thousand, five hundred forty-five".