2756926545 has 16 divisors (see below), whose sum is σ = 4416423360. Its totient is φ = 1468580544.

The previous prime is 2756926511. The next prime is 2756926591. The reversal of 2756926545 is 5456296572.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2756926545 is a prime.

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, 98419 + ... + 123288.

It is an arithmetic number, because the mean of its divisors is an integer number (276026460).

Almost surely, 2^2756926545 is an apocalyptic number.

It is an amenable number.

2756926545 is a deficient number, since it is larger than the sum of its proper divisors (1659496815).

2756926545 is a wasteful number, since it uses less digits than its factorization.

2756926545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222544.

The product of its digits is 4536000, while the sum is 51.

The square root of 2756926545 is about 52506.4428903730. The cubic root of 2756926545 is about 1402.1949489221.

The spelling of 2756926545 in words is "two billion, seven hundred fifty-six million, nine hundred twenty-six thousand, five hundred forty-five".