667652107662 has 48 divisors (see below), whose sum is σ = 1471524378480. Its totient is φ = 218715227136.

The previous prime is 667652107631. The next prime is 667652107663. The reversal of 667652107662 is 266701256766.

It is a super-3 number, since 3×667652107662³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 667652107599 and 667652107608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667652107663) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3645678 + ... + 3824430.

It is an arithmetic number, because the mean of its divisors is an integer number (30656757885).

Almost surely, 2^667652107662 is an apocalyptic number.

667652107662 is an abundant number, since it is smaller than the sum of its proper divisors (803872270818).

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

667652107662 is a wasteful number, since it uses less digits than its factorization.

667652107662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182337 (or 182334 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 667652107662 in words is "six hundred sixty-seven billion, six hundred fifty-two million, one hundred seven thousand, six hundred sixty-two".