672066054 has 48 divisors (see below), whose sum is σ = 1594966464. Its totient is φ = 202830000.

The previous prime is 672066029. The next prime is 672066071. The reversal of 672066054 is 450660276.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42937 + ... + 56459.

It is an arithmetic number, because the mean of its divisors is an integer number (33228468).

Almost surely, 2^672066054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672066054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797483232).

672066054 is an abundant number, since it is smaller than the sum of its proper divisors (922900410).

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

672066054 is a wasteful number, since it uses less digits than its factorization.

672066054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13793 (or 13790 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 672066054 is about 25924.2368065098. The cubic root of 672066054 is about 875.9325259220.

The spelling of 672066054 in words is "six hundred seventy-two million, sixty-six thousand, fifty-four".