147737780766669 has 16 divisors (see below), whose sum is σ = 209489799538368. Its totient is φ = 92289853193472.

The previous prime is 147737780766619. The next prime is 147737780766691. The reversal of 147737780766669 is 966667087737741.

It is a de Polignac number, because none of the positive numbers 2^k-147737780766669 is a prime.

It is a super-2 number, since 2×147737780766669² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147737780766591 and 147737780766600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147737780766619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6380647522 + ... + 6380670675.

It is an arithmetic number, because the mean of its divisors is an integer number (13093112471148).

Almost surely, 2^{147737780766669} is an apocalyptic number.

It is an amenable number.

147737780766669 is a deficient number, since it is larger than the sum of its proper divisors (61752018771699).

147737780766669 is a wasteful number, since it uses less digits than its factorization.

147737780766669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12761318444.

The product of its (nonzero) digits is 18819537408, while the sum is 84.

The spelling of 147737780766669 in words is "one hundred forty-seven trillion, seven hundred thirty-seven billion, seven hundred eighty million, seven hundred sixty-six thousand, six hundred sixty-nine".