672176550 has 48 divisors (see below), whose sum is σ = 1707671952. Its totient is φ = 174873600.

The previous prime is 672176539. The next prime is 672176569. The reversal of 672176550 is 55671276.

It is a junction number, because it is equal to n+sod(n) for n = 672176499 and 672176508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48499 + ... + 60798.

It is an arithmetic number, because the mean of its divisors is an integer number (35576499).

Almost surely, 2^672176550 is an apocalyptic number.

672176550 is an abundant number, since it is smaller than the sum of its proper divisors (1035495402).

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

672176550 is a wasteful number, since it uses less digits than its factorization.

672176550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109353 (or 109348 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 672176550 is about 25926.3678520536. The cubic root of 672176550 is about 875.9805280174.

The spelling of 672176550 in words is "six hundred seventy-two million, one hundred seventy-six thousand, five hundred fifty".