88380138463 has 2 divisors, whose sum is σ = 88380138464. Its totient is φ = 88380138462.

The previous prime is 88380138443. The next prime is 88380138523. The reversal of 88380138463 is 36483108388.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88380138463 is a prime.

It is a super-2 number, since 2×88380138463² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 88380138463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88380138433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44190069231 + 44190069232.

It is an arithmetic number, because the mean of its divisors is an integer number (44190069232).

Almost surely, 2^88380138463 is an apocalyptic number.

88380138463 is a deficient number, since it is larger than the sum of its proper divisors (1).

88380138463 is an equidigital number, since it uses as much as digits as its factorization.

88380138463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 88380138463 in words is "eighty-eight billion, three hundred eighty million, one hundred thirty-eight thousand, four hundred sixty-three".