2642560546 has 16 divisors (see below), whose sum is σ = 4417904160. Its totient is φ = 1178107200.

The previous prime is 2642560511. The next prime is 2642560567. The reversal of 2642560546 is 6450652462.

It is a junction number, because it is equal to n+sod(n) for n = 2642560499 and 2642560508.

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, 2044680 + ... + 2045971.

It is an arithmetic number, because the mean of its divisors is an integer number (276119010).

Almost surely, 2^2642560546 is an apocalyptic number.

2642560546 is a deficient number, since it is larger than the sum of its proper divisors (1775343614).

2642560546 is a wasteful number, since it uses less digits than its factorization.

2642560546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4090689.

The product of its (nonzero) digits is 345600, while the sum is 40.

The square root of 2642560546 is about 51405.8415552163. The cubic root of 2642560546 is about 1382.5313313305.

The spelling of 2642560546 in words is "two billion, six hundred forty-two million, five hundred sixty thousand, five hundred forty-six".