2642612164 has 6 divisors (see below), whose sum is σ = 4624571294. Its totient is φ = 1321306080.

The previous prime is 2642612111. The next prime is 2642612179. The reversal of 2642612164 is 4612162462.

It can be written as a sum of positive squares in only one way, i.e., 2356325764 + 286286400 = 48542^2 + 16920^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330326517 + ... + 330326524.

Almost surely, 2^2642612164 is an apocalyptic number.

It is an amenable number.

2642612164 is a deficient number, since it is larger than the sum of its proper divisors (1981959130).

2642612164 is a wasteful number, since it uses less digits than its factorization.

2642612164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660653045 (or 660653043 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 2642612164 is about 51406.3436163281. The cubic root of 2642612164 is about 1382.5403330842.

The spelling of 2642612164 in words is "two billion, six hundred forty-two million, six hundred twelve thousand, one hundred sixty-four".