105422040542 has 16 divisors (see below), whose sum is σ = 194625305952.
Its totient is φ = 41705422560.
The previous prime is 105422040527. The next prime is 105422040587. The reversal of 105422040542 is 245040224501.
It is a super-2 number, since 2×1054220405422 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289620809 + ... + 289621172.
It is an arithmetic number, because the mean of its divisors is an integer number (12164081622).
Almost surely, 2105422040542 is an apocalyptic number.
105422040542 is a deficient number, since it is larger than the sum of its proper divisors (89203265410).
105422040542 is a wasteful number, since it uses less digits than its factorization.
105422040542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579242003.
The product of its (nonzero) digits is 12800, while the sum is 29.
The spelling of 105422040542 in words is "one hundred five billion, four hundred twenty-two million, forty thousand, five hundred forty-two".