427577370477 has 8 divisors (see below), whose sum is σ = 572614629216. Its totient is φ = 283795846032.

The previous prime is 427577370461. The next prime is 427577370487. The reversal of 427577370477 is 774073775724.

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

It is not a de Polignac number, because 427577370477 - 2⁴ = 427577370461 is a prime.

It is a super-2 number, since 2×427577370477² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 427577370477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427577370457) 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, 313932778 + ... + 313934139.

It is an arithmetic number, because the mean of its divisors is an integer number (71576828652).

Almost surely, 2^427577370477 is an apocalyptic number.

It is an amenable number.

427577370477 is a deficient number, since it is larger than the sum of its proper divisors (145037258739).

427577370477 is a wasteful number, since it uses less digits than its factorization.

427577370477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627867147.

The product of its (nonzero) digits is 56471520, while the sum is 60.

The spelling of 427577370477 in words is "four hundred twenty-seven billion, five hundred seventy-seven million, three hundred seventy thousand, four hundred seventy-seven".