147026288378 has 4 divisors (see below), whose sum is σ = 220539432570. Its totient is φ = 73513144188.

The previous prime is 147026288369. The next prime is 147026288393. The reversal of 147026288378 is 873882620741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 873882620741 = 13 ⋅67221740057.

It can be written as a sum of positive squares in only one way, i.e., 122439107569 + 24587180809 = 349913^2 + 156803^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36756572093 + ... + 36756572096.

Almost surely, 2^147026288378 is an apocalyptic number.

147026288378 is a deficient number, since it is larger than the sum of its proper divisors (73513144192).

147026288378 is an equidigital number, since it uses as much as digits as its factorization.

147026288378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73513144191.

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 147026288378 in words is "one hundred forty-seven billion, twenty-six million, two hundred eighty-eight thousand, three hundred seventy-eight".