10125442405442 has 64 divisors (see below), whose sum is σ = 18756542697984. Its totient is φ = 3992084490240.

The previous prime is 10125442405369. The next prime is 10125442405447. The reversal of 10125442405442 is 24450424452101.

It is a super-2 number, since 2×10125442405442² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10125442405396 and 10125442405405.

It is not an unprimeable number, because it can be changed into a prime (10125442405447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 418446488 + ... + 418470684.

It is an arithmetic number, because the mean of its divisors is an integer number (293070979656).

Almost surely, 2^{10125442405442} is an apocalyptic number.

10125442405442 is a deficient number, since it is larger than the sum of its proper divisors (8631100292542).

10125442405442 is a wasteful number, since it uses less digits than its factorization.

10125442405442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31923.

The product of its (nonzero) digits is 204800, while the sum is 38.

Adding to 10125442405442 its reverse (24450424452101), we get a palindrome (34575866857543).

The spelling of 10125442405442 in words is "ten trillion, one hundred twenty-five billion, four hundred forty-two million, four hundred five thousand, four hundred forty-two".