22736143248 has 240 divisors, whose sum is σ = 72951330816. Its totient is φ = 5974525440.

The previous prime is 22736143153. The next prime is 22736143249. The reversal of 22736143248 is 84234163722.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22736143249) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20839183 + ... + 20840273.

Almost surely, 2^22736143248 is an apocalyptic number.

22736143248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22736143248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36475665408).

22736143248 is an abundant number, since it is smaller than the sum of its proper divisors (50215187568).

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

22736143248 is a wasteful number, since it uses less digits than its factorization.

22736143248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1483 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The spelling of 22736143248 in words is "twenty-two billion, seven hundred thirty-six million, one hundred forty-three thousand, two hundred forty-eight".