105645653054 has 4 divisors (see below), whose sum is σ = 158468479584. Its totient is φ = 52822826526.

The previous prime is 105645653027. The next prime is 105645653059. The reversal of 105645653054 is 450356546501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 450356546501 = 5261 ⋅85602841.

It is a super-2 number, since 2×105645653054² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105645652996 and 105645653014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105645653059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26411413262 + ... + 26411413265.

It is an arithmetic number, because the mean of its divisors is an integer number (39617119896).

Almost surely, 2^105645653054 is an apocalyptic number.

105645653054 is a deficient number, since it is larger than the sum of its proper divisors (52822826530).

105645653054 is an equidigital number, since it uses as much as digits as its factorization.

105645653054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52822826529.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 105645653054 in words is "one hundred five billion, six hundred forty-five million, six hundred fifty-three thousand, fifty-four".