157866163063 has 16 divisors (see below), whose sum is σ = 189018118144. Its totient is φ = 128994418080.

The previous prime is 157866163033. The next prime is 157866163069. The reversal of 157866163063 is 360361668751.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 157866163063 - 2¹⁷ = 157866031991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 157866163063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157866163069) 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, 5414520 + ... + 5443597.

It is an arithmetic number, because the mean of its divisors is an integer number (11813632384).

Almost surely, 2^157866163063 is an apocalyptic number.

157866163063 is a deficient number, since it is larger than the sum of its proper divisors (31151955081).

157866163063 is a wasteful number, since it uses less digits than its factorization.

157866163063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10858222.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 157866163063 in words is "one hundred fifty-seven billion, eight hundred sixty-six million, one hundred sixty-three thousand, sixty-three".