2661655633462 has 8 divisors (see below), whose sum is σ = 4562838228816. Its totient is φ = 1140709557192.

The previous prime is 2661655633459. The next prime is 2661655633477. The reversal of 2661655633462 is 2643365561662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2661655633462² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95059129753 + ... + 95059129780.

It is an arithmetic number, because the mean of its divisors is an integer number (570354778602).

Almost surely, 2^{2661655633462} is an apocalyptic number.

2661655633462 is a deficient number, since it is larger than the sum of its proper divisors (1901182595354).

2661655633462 is a wasteful number, since it uses less digits than its factorization.

2661655633462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190118259542.

The product of its digits is 27993600, while the sum is 55.

The spelling of 2661655633462 in words is "two trillion, six hundred sixty-one billion, six hundred fifty-five million, six hundred thirty-three thousand, four hundred sixty-two".