2602251226666 has 32 divisors (see below), whose sum is σ = 4804236541440. Its totient is φ = 1029444788736.

The previous prime is 2602251226613. The next prime is 2602251226691. The reversal of 2602251226666 is 6666221522062.

It is a happy number.

It is a super-2 number, since 2×2602251226666² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20772730 + ... + 20897626.

It is an arithmetic number, because the mean of its divisors is an integer number (150132391920).

Almost surely, 2^{2602251226666} is an apocalyptic number.

2602251226666 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2602251226666 is a deficient number, since it is larger than the sum of its proper divisors (2201985314774).

2602251226666 is a wasteful number, since it uses less digits than its factorization.

2602251226666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239398.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 2602251226666 in words is "two trillion, six hundred two billion, two hundred fifty-one million, two hundred twenty-six thousand, six hundred sixty-six".