2666860037432 has 32 divisors (see below), whose sum is σ = 5047467004800. Its totient is φ = 1320874798464.

The previous prime is 2666860037431. The next prime is 2666860037441. The reversal of 2666860037432 is 2347300686662.

It is a super-2 number, since 2×2666860037432² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666860037431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3228218 + ... + 3969270.

It is an arithmetic number, because the mean of its divisors is an integer number (157733343900).

Almost surely, 2^{2666860037432} is an apocalyptic number.

It is an amenable number.

2666860037432 is a deficient number, since it is larger than the sum of its proper divisors (2380606967368).

2666860037432 is a wasteful number, since it uses less digits than its factorization.

2666860037432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745295 (or 745291 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 53.

The spelling of 2666860037432 in words is "two trillion, six hundred sixty-six billion, eight hundred sixty million, thirty-seven thousand, four hundred thirty-two".