45042243246 has 288 divisors, whose sum is σ = 139179575808. Its totient is φ = 10329137280.

The previous prime is 45042243199. The next prime is 45042243271. The reversal of 45042243246 is 64234224054.

It is a self number, because there is not a number n which added to its sum of digits gives 45042243246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2893135 + ... + 2908661.

It is an arithmetic number, because the mean of its divisors is an integer number (483262416).

Almost surely, 2^45042243246 is an apocalyptic number.

45042243246 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45042243246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69589787904).

45042243246 is an abundant number, since it is smaller than the sum of its proper divisors (94137332562).

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

45042243246 is a wasteful number, since it uses less digits than its factorization.

45042243246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15596 (or 15586 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

The spelling of 45042243246 in words is "forty-five billion, forty-two million, two hundred forty-three thousand, two hundred forty-six".