147726088564240 has 40 divisors (see below), whose sum is σ = 346863781236888. Its totient is φ = 58505381606400.

The previous prime is 147726088564157. The next prime is 147726088564247. The reversal of 147726088564240 is 42465880627741.

It can be written as a sum of positive squares in 4 ways, for example, as 15292761075216 + 132433327489024 = 3910596^2 + 11507968^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (147726088564247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9141457797 + ... + 9141473956.

Almost surely, 2^{147726088564240} is an apocalyptic number.

147726088564240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147726088564240 is an abundant number, since it is smaller than the sum of its proper divisors (199137692672648).

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

147726088564240 is a wasteful number, since it uses less digits than its factorization.

147726088564240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18282931867 (or 18282931861 counting only the distinct ones).

The product of its (nonzero) digits is 144506880, while the sum is 64.

The spelling of 147726088564240 in words is "one hundred forty-seven trillion, seven hundred twenty-six billion, eighty-eight million, five hundred sixty-four thousand, two hundred forty".