2260643554 has 16 divisors (see below), whose sum is σ = 3777734520. Its totient is φ = 1007395200.

The previous prime is 2260643549. The next prime is 2260643557. The reversal of 2260643554 is 4553460622.

It can be written as a sum of positive squares in 4 ways, for example, as 1855627929 + 405015625 = 43077^2 + 20125^2 .

It is a super-2 number, since 2×2260643554² = 10221018556483501832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2260643557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498347 + ... + 1499854.

Almost surely, 2^2260643554 is an apocalyptic number.

2260643554 is a deficient number, since it is larger than the sum of its proper divisors (1517090966).

2260643554 is a wasteful number, since it uses less digits than its factorization.

2260643554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998245.

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 2260643554 is about 47546.2254442979. The cubic root of 2260643554 is about 1312.4336699843.

The spelling of 2260643554 in words is "two billion, two hundred sixty million, six hundred forty-three thousand, five hundred fifty-four".