147396274664 has 8 divisors (see below), whose sum is σ = 276368015010. Its totient is φ = 73698137328.

The previous prime is 147396274661. The next prime is 147396274687. The reversal of 147396274664 is 466472693741.

147396274664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 95301864100 + 52094410564 = 308710^2 + 228242^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (147396274661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9212267159 + ... + 9212267174.

Almost surely, 2^147396274664 is an apocalyptic number.

It is an amenable number.

147396274664 is a deficient number, since it is larger than the sum of its proper divisors (128971740346).

147396274664 is a wasteful number, since it uses less digits than its factorization.

147396274664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18424534339 (or 18424534335 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 59.

The spelling of 147396274664 in words is "one hundred forty-seven billion, three hundred ninety-six million, two hundred seventy-four thousand, six hundred sixty-four".