147773711916 has 72 divisors (see below), whose sum is σ = 384139710864. Its totient is φ = 47869378560.

The previous prime is 147773711909. The next prime is 147773711951. The reversal of 147773711916 is 619117377741.

147773711916 is a `hidden beast` number, since 1 + 477 + 73 + 7 + 11 + 91 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184551 + ... + 574113.

It is an arithmetic number, because the mean of its divisors is an integer number (5335273762).

Almost surely, 2^147773711916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147773711916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192069855432).

147773711916 is an abundant number, since it is smaller than the sum of its proper divisors (236365998948).

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

147773711916 is a wasteful number, since it uses less digits than its factorization.

147773711916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389871 (or 389866 counting only the distinct ones).

The product of its digits is 1555848, while the sum is 54.

The spelling of 147773711916 in words is "one hundred forty-seven billion, seven hundred seventy-three million, seven hundred eleven thousand, nine hundred sixteen".