268057666737 has 32 divisors (see below), whose sum is σ = 455802197760. Its totient is φ = 152518377600.

The previous prime is 268057666729. The next prime is 268057666759. The reversal of 268057666737 is 737666750862.

It is not a de Polignac number, because 268057666737 - 2³ = 268057666729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (268057666727) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2999514 + ... + 3087587.

It is an arithmetic number, because the mean of its divisors is an integer number (14243818680).

Almost surely, 2^268057666737 is an apocalyptic number.

268057666737 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

268057666737 is a deficient number, since it is larger than the sum of its proper divisors (187744531023).

268057666737 is a wasteful number, since it uses less digits than its factorization.

268057666737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6087350 (or 6087344 counting only the distinct ones).

The product of its (nonzero) digits is 106686720, while the sum is 63.

The spelling of 268057666737 in words is "two hundred sixty-eight billion, fifty-seven million, six hundred sixty-six thousand, seven hundred thirty-seven".