672626550 has 48 divisors (see below), whose sum is σ = 1696409280. Its totient is φ = 176324640.

The previous prime is 672626533. The next prime is 672626557. The reversal of 672626550 is 55626276.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 672626499 and 672626508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672626557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29152 + ... + 46851.

It is an arithmetic number, because the mean of its divisors is an integer number (35341860).

Almost surely, 2^672626550 is an apocalyptic number.

672626550 is an abundant number, since it is smaller than the sum of its proper divisors (1023782730).

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

672626550 is a wasteful number, since it uses less digits than its factorization.

672626550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76077 (or 76072 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 672626550 is about 25935.0448235587. The cubic root of 672626550 is about 876.1759644218.

The spelling of 672626550 in words is "six hundred seventy-two million, six hundred twenty-six thousand, five hundred fifty".