427077542170 has 64 divisors (see below), whose sum is σ = 815575288320. Its totient is φ = 160684812288.

The previous prime is 427077542153. The next prime is 427077542173. The reversal of 427077542170 is 71245770724.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a self number, because there is not a number n which added to its sum of digits gives 427077542170.

It is not an unprimeable number, because it can be changed into a prime (427077542173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5620491 + ... + 5695969.

It is an arithmetic number, because the mean of its divisors is an integer number (12743363880).

Almost surely, 2^427077542170 is an apocalyptic number.

427077542170 is a deficient number, since it is larger than the sum of its proper divisors (388497746150).

427077542170 is a wasteful number, since it uses less digits than its factorization.

427077542170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75919.

The product of its (nonzero) digits is 768320, while the sum is 46.

The spelling of 427077542170 in words is "four hundred twenty-seven billion, seventy-seven million, five hundred forty-two thousand, one hundred seventy".