123416517263 has 8 divisors (see below), whose sum is σ = 132912921456. Its totient is φ = 113920516800.

The previous prime is 123416517247. The next prime is 123416517277. The reversal of 123416517263 is 362715614321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123416517263 - 2⁴ = 123416517247 is a prime.

It is a super-2 number, since 2×123416517263² (a number of 23 digits) contains 22 as substring.

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 123416517263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123416517233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906323 + ... + 1033563.

It is an arithmetic number, because the mean of its divisors is an integer number (16614115182).

Almost surely, 2^123416517263 is an apocalyptic number.

123416517263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123416517263 is a deficient number, since it is larger than the sum of its proper divisors (9496404193).

123416517263 is a wasteful number, since it uses less digits than its factorization.

123416517263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201865.

The product of its digits is 181440, while the sum is 41.

The spelling of 123416517263 in words is "one hundred twenty-three billion, four hundred sixteen million, five hundred seventeen thousand, two hundred sixty-three".