105061005604999 has 32 divisors (see below), whose sum is σ = 112712853786624. Its totient is φ = 97715947760640.

The previous prime is 105061005604993. The next prime is 105061005605027. The reversal of 105061005604999 is 999406500160501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 105061005604999 - 2¹⁷ = 105061005473927 is a prime.

It is a super-2 number, since 2×105061005604999² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105061005604993) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31949002 + ... + 35083624.

It is an arithmetic number, because the mean of its divisors is an integer number (3522276680832).

Almost surely, 2^{105061005604999} is an apocalyptic number.

105061005604999 is a deficient number, since it is larger than the sum of its proper divisors (7651848181625).

105061005604999 is a wasteful number, since it uses less digits than its factorization.

105061005604999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135007.

The product of its (nonzero) digits is 2624400, while the sum is 55.

The spelling of 105061005604999 in words is "one hundred five trillion, sixty-one billion, five million, six hundred four thousand, nine hundred ninety-nine".