477956505601 has 4 divisors (see below), whose sum is σ = 477959346112. Its totient is φ = 477953665092.

The previous prime is 477956505581. The next prime is 477956505613. The reversal of 477956505601 is 106505659774.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 477956505601 - 2³⁷ = 340517552129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477956505641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1150821 + ... + 1510066.

It is an arithmetic number, because the mean of its divisors is an integer number (119489836528).

Almost surely, 2^477956505601 is an apocalyptic number.

It is an amenable number.

477956505601 is a deficient number, since it is larger than the sum of its proper divisors (2840511).

477956505601 is a wasteful number, since it uses less digits than its factorization.

477956505601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840510.

The product of its (nonzero) digits is 7938000, while the sum is 55.

The spelling of 477956505601 in words is "four hundred seventy-seven billion, nine hundred fifty-six million, five hundred five thousand, six hundred one".