4268278636331 has 4 divisors (see below), whose sum is σ = 4383637518432. Its totient is φ = 4152919754232.

The previous prime is 4268278636301. The next prime is 4268278636411. The reversal of 4268278636331 is 1336368728624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4268278636331 is a prime.

It is a super-2 number, since 2×4268278636331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4268278636301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57679440995 + ... + 57679441068.

It is an arithmetic number, because the mean of its divisors is an integer number (1095909379608).

Almost surely, 2^{4268278636331} is an apocalyptic number.

4268278636331 is a deficient number, since it is larger than the sum of its proper divisors (115358882101).

4268278636331 is a wasteful number, since it uses less digits than its factorization.

4268278636331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115358882100.

The product of its digits is 41803776, while the sum is 59.

The spelling of 4268278636331 in words is "four trillion, two hundred sixty-eight billion, two hundred seventy-eight million, six hundred thirty-six thousand, three hundred thirty-one".