2646249548 has 12 divisors (see below), whose sum is σ = 4874670360. Its totient is φ = 1253486592.

The previous prime is 2646249547. The next prime is 2646249581. The reversal of 2646249548 is 8459426462.

It is a junction number, because it is equal to n+sod(n) for n = 2646249496 and 2646249505.

It is not an unprimeable number, because it can be changed into a prime (2646249547) 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, 17409461 + ... + 17409612.

It is an arithmetic number, because the mean of its divisors is an integer number (406222530).

Almost surely, 2^2646249548 is an apocalyptic number.

It is an amenable number.

2646249548 is a deficient number, since it is larger than the sum of its proper divisors (2228420812).

2646249548 is a wasteful number, since it uses less digits than its factorization.

2646249548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34819096 (or 34819094 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The square root of 2646249548 is about 51441.7101970765. The cubic root of 2646249548 is about 1383.1743679270.

The spelling of 2646249548 in words is "two billion, six hundred forty-six million, two hundred forty-nine thousand, five hundred forty-eight".