105400364042 has 8 divisors (see below), whose sum is σ = 161083575396. Its totient is φ = 51705838912.

The previous prime is 105400364023. The next prime is 105400364057. The reversal of 105400364042 is 240463004501.

It can be written as a sum of positive squares in 2 ways, for example, as 103966908721 + 1433455321 = 322439^2 + 37861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105400364042² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105400363996 and 105400364014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497171423 + ... + 497171634.

Almost surely, 2^105400364042 is an apocalyptic number.

105400364042 is a deficient number, since it is larger than the sum of its proper divisors (55683211354).

105400364042 is an equidigital number, since it uses as much as digits as its factorization.

105400364042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994343112.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 105400364042 its reverse (240463004501), we get a palindrome (345863368543).

The spelling of 105400364042 in words is "one hundred five billion, four hundred million, three hundred sixty-four thousand, forty-two".