266103235442 has 32 divisors (see below), whose sum is σ = 442718789184. Its totient is φ = 118935835200.

The previous prime is 266103235429. The next prime is 266103235451. The reversal of 266103235442 is 244532301662.

It is a junction number, because it is equal to n+sod(n) for n = 266103235396 and 266103235405.

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, 4497173 + ... + 4555959.

It is an arithmetic number, because the mean of its divisors is an integer number (13834962162).

Almost surely, 2^266103235442 is an apocalyptic number.

266103235442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

266103235442 is a deficient number, since it is larger than the sum of its proper divisors (176615553742).

266103235442 is a wasteful number, since it uses less digits than its factorization.

266103235442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62234.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 266103235442 in words is "two hundred sixty-six billion, one hundred three million, two hundred thirty-five thousand, four hundred forty-two".