105517450488 has 32 divisors (see below), whose sum is σ = 263986680960. Its totient is φ = 35146742880.

The previous prime is 105517450483. The next prime is 105517450573. The reversal of 105517450488 is 884054715501.

It is a super-2 number, since 2×105517450488² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105517450481) 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, 1575298 + ... + 1640913.

It is an arithmetic number, because the mean of its divisors is an integer number (8249583780).

Almost surely, 2^105517450488 is an apocalyptic number.

It is an amenable number.

105517450488 is an abundant number, since it is smaller than the sum of its proper divisors (158469230472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105517450488 is a wasteful number, since it uses less digits than its factorization.

105517450488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217587 (or 3217583 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 48.

The spelling of 105517450488 in words is "one hundred five billion, five hundred seventeen million, four hundred fifty thousand, four hundred eighty-eight".