1042450540406 has 8 divisors (see below), whose sum is σ = 1705828157064. Its totient is φ = 473841154720.

The previous prime is 1042450540387. The next prime is 1042450540427. The reversal of 1042450540406 is 6040450542401.

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

It is a super-2 number, since 2×1042450540406² (a number of 25 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 3 ways as a sum of consecutive naturals, for example, 23692057715 + ... + 23692057758.

It is an arithmetic number, because the mean of its divisors is an integer number (213228519633).

Almost surely, 2^{1042450540406} is an apocalyptic number.

1042450540406 is a deficient number, since it is larger than the sum of its proper divisors (663377616658).

1042450540406 is a wasteful number, since it uses less digits than its factorization.

1042450540406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47384115486.

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 1042450540406 in words is "one trillion, forty-two billion, four hundred fifty million, five hundred forty thousand, four hundred six".