45251433454042 has 16 divisors (see below), whose sum is σ = 71453658846240. Its totient is φ = 21433681407888.

The previous prime is 45251433454021. The next prime is 45251433454049. The reversal of 45251433454042 is 24045433415254.

It is a super-2 number, since 2×45251433454042² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45251433453983 and 45251433454001.

It is not an unprimeable number, because it can be changed into a prime (45251433454049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32875713 + ... + 34224484.

It is an arithmetic number, because the mean of its divisors is an integer number (4465853677890).

Almost surely, 2^{45251433454042} is an apocalyptic number.

45251433454042 is a deficient number, since it is larger than the sum of its proper divisors (26202225392198).

45251433454042 is a wasteful number, since it uses less digits than its factorization.

45251433454042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67117965.

The product of its (nonzero) digits is 4608000, while the sum is 46.

Adding to 45251433454042 its reverse (24045433415254), we get a palindrome (69296866869296).

The spelling of 45251433454042 in words is "forty-five trillion, two hundred fifty-one billion, four hundred thirty-three million, four hundred fifty-four thousand, forty-two".