2672870545 has 8 divisors (see below), whose sum is σ = 3251382696. Its totient is φ = 2109004416.

The previous prime is 2672870539. The next prime is 2672870653. The reversal of 2672870545 is 5450782762.

It can be written as a sum of positive squares in 4 ways, for example, as 212809744 + 2460060801 = 14588^2 + 49599^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2672870545 - 2³ = 2672870537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2672870495 and 2672870504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3661102 + ... + 3661831.

It is an arithmetic number, because the mean of its divisors is an integer number (406422837).

Almost surely, 2^2672870545 is an apocalyptic number.

It is an amenable number.

2672870545 is a deficient number, since it is larger than the sum of its proper divisors (578512151).

2672870545 is an equidigital number, since it uses as much as digits as its factorization.

2672870545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323011.

The product of its (nonzero) digits is 940800, while the sum is 46.

The square root of 2672870545 is about 51699.8118468530. The cubic root of 2672870545 is about 1387.7970980817.

The spelling of 2672870545 in words is "two billion, six hundred seventy-two million, eight hundred seventy thousand, five hundred forty-five".