45212245042 has 16 divisors (see below), whose sum is σ = 73024765920. Its totient is φ = 20915733568.

The previous prime is 45212245033. The next prime is 45212245087. The reversal of 45212245042 is 24054221254.

It is a junction number, because it is equal to n+sod(n) for n = 45212244995 and 45212245013.

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, 11267248 + ... + 11271259.

It is an arithmetic number, because the mean of its divisors is an integer number (4564047870).

Almost surely, 2^45212245042 is an apocalyptic number.

45212245042 is a deficient number, since it is larger than the sum of its proper divisors (27812520878).

45212245042 is a wasteful number, since it uses less digits than its factorization.

45212245042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22538585.

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 45212245042 its reverse (24054221254), we get a palindrome (69266466296).

The spelling of 45212245042 in words is "forty-five billion, two hundred twelve million, two hundred forty-five thousand, forty-two".