477401221247 has 8 divisors (see below), whose sum is σ = 479366895744. Its totient is φ = 475436687128.

The previous prime is 477401221237. The next prime is 477401221259. The reversal of 477401221247 is 742122104774.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-477401221247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (477401221217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559028 + ... + 1125750.

It is an arithmetic number, because the mean of its divisors is an integer number (59920861968).

Almost surely, 2^477401221247 is an apocalyptic number.

477401221247 is a deficient number, since it is larger than the sum of its proper divisors (1965674497).

477401221247 is a wasteful number, since it uses less digits than its factorization.

477401221247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570189.

The product of its (nonzero) digits is 175616, while the sum is 41.

The spelling of 477401221247 in words is "four hundred seventy-seven billion, four hundred one million, two hundred twenty-one thousand, two hundred forty-seven".