266046012553442 has 32 divisors (see below), whose sum is σ = 443565984409920. Its totient is φ = 118647277577920.

The previous prime is 266046012553361. The next prime is 266046012553463. The reversal of 266046012553442 is 244355210640662.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142278068 + ... + 144135840.

It is an arithmetic number, because the mean of its divisors is an integer number (13861437012810).

Almost surely, 2^{266046012553442} is an apocalyptic number.

266046012553442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266046012553442 is a deficient number, since it is larger than the sum of its proper divisors (177519971856478).

266046012553442 is a wasteful number, since it uses less digits than its factorization.

266046012553442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980658.

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 266046012553442 in words is "two hundred sixty-six trillion, forty-six billion, twelve million, five hundred fifty-three thousand, four hundred forty-two".