2645534674 has 8 divisors (see below), whose sum is σ = 3969164160. Its totient is φ = 1322479956.

The previous prime is 2645534653. The next prime is 2645534677. The reversal of 2645534674 is 4764355462.

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

It is a super-2 number, since 2×2645534674² = 13997707422672572552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2645534677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131994 + ... + 150709.

It is an arithmetic number, because the mean of its divisors is an integer number (496145520).

Almost surely, 2^2645534674 is an apocalyptic number.

2645534674 is a deficient number, since it is larger than the sum of its proper divisors (1323629486).

2645534674 is a wasteful number, since it uses less digits than its factorization.

2645534674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287384.

The product of its digits is 2419200, while the sum is 46.

The square root of 2645534674 is about 51434.7613390011. The cubic root of 2645534674 is about 1383.0498036549.

The spelling of 2645534674 in words is "two billion, six hundred forty-five million, five hundred thirty-four thousand, six hundred seventy-four".