477320221400 has 96 divisors (see below), whose sum is σ = 1221765217200. Its totient is φ = 171978508800.

The previous prime is 477320221397. The next prime is 477320221409. The reversal of 477320221400 is 4122023774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477320221409) 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, 755447 + ... + 1235046.

Almost surely, 2^477320221400 is an apocalyptic number.

477320221400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

477320221400 is an abundant number, since it is smaller than the sum of its proper divisors (744444995800).

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

477320221400 is a wasteful number, since it uses less digits than its factorization.

477320221400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990629 (or 1990620 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 477320221400 in words is "four hundred seventy-seven billion, three hundred twenty million, two hundred twenty-one thousand, four hundred".