45166219242 has 16 divisors (see below), whose sum is σ = 95646111552. Its totient is φ = 14169794240.

The previous prime is 45166219237. The next prime is 45166219247. The reversal of 45166219242 is 24291266154.

It is an interprime number because it is at equal distance from previous prime (45166219237) and next prime (45166219247).

It is a super-2 number, since 2×45166219242² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45166219194 and 45166219203.

It is not an unprimeable number, because it can be changed into a prime (45166219247) 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 7 ways as a sum of consecutive naturals, for example, 221402934 + ... + 221403137.

It is an arithmetic number, because the mean of its divisors is an integer number (5977881972).

Almost surely, 2^45166219242 is an apocalyptic number.

45166219242 is an abundant number, since it is smaller than the sum of its proper divisors (50479892310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45166219242 is a wasteful number, since it uses less digits than its factorization.

45166219242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442806093.

The product of its digits is 207360, while the sum is 42.

The spelling of 45166219242 in words is "forty-five billion, one hundred sixty-six million, two hundred nineteen thousand, two hundred forty-two".