2272302157860 has 960 divisors, whose sum is σ = 8550667141632. Its totient is φ = 494461034496.

The previous prime is 2272302157859. The next prime is 2272302157871. The reversal of 2272302157860 is 687512032722.

2272302157860 is a `hidden beast` number, since 2 + 2 + 72 + 3 + 0 + 2 + 1 + 578 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 2939588434 + ... + 2939589206.

Almost surely, 2^{2272302157860} is an apocalyptic number.

2272302157860 is a gapful number since it is divisible by the number (20) 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 2272302157860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4275333570816).

2272302157860 is an abundant number, since it is smaller than the sum of its proper divisors (6278364983772).

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

2272302157860 is a wasteful number, since it uses less digits than its factorization.

2272302157860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 983 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 2272302157860 in words is "two trillion, two hundred seventy-two billion, three hundred two million, one hundred fifty-seven thousand, eight hundred sixty".