105460021555 has 8 divisors (see below), whose sum is σ = 144630886752. Its totient is φ = 72315443328.

The previous prime is 105460021553. The next prime is 105460021571. The reversal of 105460021555 is 555120064501.

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 105460021555 - 2¹ = 105460021553 is a prime.

It is a super-2 number, since 2×105460021555² (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 105460021555.

It is not an unprimeable number, because it can be changed into a prime (105460021553) 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, 1506571702 + ... + 1506571771.

It is an arithmetic number, because the mean of its divisors is an integer number (18078860844).

Almost surely, 2^105460021555 is an apocalyptic number.

105460021555 is a deficient number, since it is larger than the sum of its proper divisors (39170865197).

105460021555 is an equidigital number, since it uses as much as digits as its factorization.

105460021555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013143485.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 105460021555 in words is "one hundred five billion, four hundred sixty million, twenty-one thousand, five hundred fifty-five".