147771603172 has 12 divisors (see below), whose sum is σ = 262460012080. Its totient is φ = 72783028296.

The previous prime is 147771603151. The next prime is 147771603191. The reversal of 147771603172 is 271306177741.

It is a super-3 number, since 3×147771603172³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275693022 + ... + 275693557.

Almost surely, 2^147771603172 is an apocalyptic number.

It is an amenable number.

147771603172 is a deficient number, since it is larger than the sum of its proper divisors (114688408908).

147771603172 is a wasteful number, since it uses less digits than its factorization.

147771603172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551386650 (or 551386648 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 46.

The spelling of 147771603172 in words is "one hundred forty-seven billion, seven hundred seventy-one million, six hundred three thousand, one hundred seventy-two".