66877496 has 16 divisors (see below), whose sum is σ = 143309040. Its totient is φ = 28661760.

The previous prime is 66877483. The next prime is 66877553. The reversal of 66877496 is 69477866.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

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, 597065 + ... + 597176.

It is an arithmetic number, because the mean of its divisors is an integer number (8956815).

Almost surely, 2^66877496 is an apocalyptic number.

It is an amenable number.

66877496 is an abundant number, since it is smaller than the sum of its proper divisors (76431544).

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

66877496 is a wasteful number, since it uses less digits than its factorization.

66877496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194254 (or 1194250 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 53.

The square root of 66877496 is about 8177.8662253671. The cubic root of 66877496 is about 405.9071187791.

The spelling of 66877496 in words is "sixty-six million, eight hundred seventy-seven thousand, four hundred ninety-six".