2654545945 has 16 divisors (see below), whose sum is σ = 3286012608. Its totient is φ = 2057106240.

The previous prime is 2654545889. The next prime is 2654545979. The reversal of 2654545945 is 5495454562.

It is not a de Polignac number, because 2654545945 - 2⁹ = 2654545433 is a prime.

It is a super-2 number, since 2×2654545945² = 14093228348231886050, which contains 22 as substring.

It is a Duffinian number.

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, 10390 + ... + 73600.

It is an arithmetic number, because the mean of its divisors is an integer number (205375788).

Almost surely, 2^2654545945 is an apocalyptic number.

It is an amenable number.

2654545945 is a deficient number, since it is larger than the sum of its proper divisors (631466663).

2654545945 is a wasteful number, since it uses less digits than its factorization.

2654545945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63480.

The product of its digits is 4320000, while the sum is 49.

The square root of 2654545945 is about 51522.2859061979. The cubic root of 2654545945 is about 1384.6183476642.

The spelling of 2654545945 in words is "two billion, six hundred fifty-four million, five hundred forty-five thousand, nine hundred forty-five".