268045155399 has 16 divisors (see below), whose sum is σ = 408980929280. Its totient is φ = 152969472000.

The previous prime is 268045155353. The next prime is 268045155401. The reversal of 268045155399 is 993551540862.

It is a happy number.

It is not a de Polignac number, because 268045155399 - 2¹³ = 268045147207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268045155299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8282977 + ... + 8315274.

It is an arithmetic number, because the mean of its divisors is an integer number (25561308080).

Almost surely, 2^268045155399 is an apocalyptic number.

268045155399 is a deficient number, since it is larger than the sum of its proper divisors (140935773881).

268045155399 is a wasteful number, since it uses less digits than its factorization.

268045155399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16599030.

The product of its (nonzero) digits is 11664000, while the sum is 57.

The spelling of 268045155399 in words is "two hundred sixty-eight billion, forty-five million, one hundred fifty-five thousand, three hundred ninety-nine".