45211011242 has 4 divisors (see below), whose sum is σ = 67816516866. Its totient is φ = 22605505620.

The previous prime is 45211011217. The next prime is 45211011253. The reversal of 45211011242 is 24211011254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41865661321 + 3345349921 = 204611^2 + 57839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11302752809 + ... + 11302752812.

Almost surely, 2^45211011242 is an apocalyptic number.

45211011242 is a deficient number, since it is larger than the sum of its proper divisors (22605505624).

45211011242 is a wasteful number, since it uses less digits than its factorization.

45211011242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22605505623.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 45211011242 its reverse (24211011254), we get a palindrome (69422022496).

The spelling of 45211011242 in words is "forty-five billion, two hundred eleven million, eleven thousand, two hundred forty-two".