2661612422 has 16 divisors (see below), whose sum is σ = 4563854592. Its totient is φ = 1140418440.

The previous prime is 2661612419. The next prime is 2661612461. The reversal of 2661612422 is 2242161662.

It is a congruent number.

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, 44897 + ... + 85667.

It is an arithmetic number, because the mean of its divisors is an integer number (285240912).

Almost surely, 2^2661612422 is an apocalyptic number.

2661612422 is a deficient number, since it is larger than the sum of its proper divisors (1902242170).

2661612422 is a wasteful number, since it uses less digits than its factorization.

2661612422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45443.

The product of its digits is 13824, while the sum is 32.

The square root of 2661612422 is about 51590.8172255490. The cubic root of 2661612422 is about 1385.8458902312.

The spelling of 2661612422 in words is "two billion, six hundred sixty-one million, six hundred twelve thousand, four hundred twenty-two".