226161247352740 has 48 divisors (see below), whose sum is σ = 553864279248000. Its totient is φ = 77540999090016.

The previous prime is 226161247352737. The next prime is 226161247352771. The reversal of 226161247352740 is 47253742161622.

It is a super-2 number, since 2×226161247352740² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16484049070 + ... + 16484062789.

It is an arithmetic number, because the mean of its divisors is an integer number (11538839151000).

Almost surely, 2^{226161247352740} is an apocalyptic number.

226161247352740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226161247352740 is an abundant number, since it is smaller than the sum of its proper divisors (327703031895260).

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

226161247352740 is a wasteful number, since it uses less digits than its factorization.

226161247352740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32968111889 (or 32968111873 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 226161247352740 in words is "two hundred twenty-six trillion, one hundred sixty-one billion, two hundred forty-seven million, three hundred fifty-two thousand, seven hundred forty".