2666341505042 has 32 divisors (see below), whose sum is σ = 4066668763200. Its totient is φ = 1310983528000.

The previous prime is 2666341505039. The next prime is 2666341505053. The reversal of 2666341505042 is 2405051436662.

It is a happy number.

It is a super-2 number, since 2×2666341505042² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2666341504984 and 2666341505002.

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, 29640809 + ... + 29730627.

It is an arithmetic number, because the mean of its divisors is an integer number (127083398850).

Almost surely, 2^{2666341505042} is an apocalyptic number.

2666341505042 is a deficient number, since it is larger than the sum of its proper divisors (1400327258158).

2666341505042 is a wasteful number, since it uses less digits than its factorization.

2666341505042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90922.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 2666341505042 in words is "two trillion, six hundred sixty-six billion, three hundred forty-one million, five hundred five thousand, forty-two".