6601634879466 has 96 divisors (see below), whose sum is σ = 15509986349760. Its totient is φ = 1865222402560.

The previous prime is 6601634879453. The next prime is 6601634879503. The reversal of 6601634879466 is 6649784361066.

It is a super-3 number, since 3×6601634879466³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6601634879397 and 6601634879406.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1178901 + ... + 3820088.

It is an arithmetic number, because the mean of its divisors is an integer number (161562357810).

Almost surely, 2^{6601634879466} is an apocalyptic number.

6601634879466 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6601634879466 is an abundant number, since it is smaller than the sum of its proper divisors (8908351470294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6601634879466 is a wasteful number, since it uses less digits than its factorization.

6601634879466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4999140 (or 4999129 counting only the distinct ones).

The product of its (nonzero) digits is 188116992, while the sum is 66.

The spelling of 6601634879466 in words is "six trillion, six hundred one billion, six hundred thirty-four million, eight hundred seventy-nine thousand, four hundred sixty-six".