427188264594 has 128 divisors (see below), whose sum is σ = 1056052408320. Its totient is φ = 112182706944.

The previous prime is 427188264557. The next prime is 427188264649. The reversal of 427188264594 is 495462881724.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 157807389 + ... + 157810095.

It is an arithmetic number, because the mean of its divisors is an integer number (8250409440).

Almost surely, 2^427188264594 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427188264594, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528026204160).

427188264594 is an abundant number, since it is smaller than the sum of its proper divisors (628864143726).

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

427188264594 is a wasteful number, since it uses less digits than its factorization.

427188264594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864.

The product of its digits is 30965760, while the sum is 60.

The spelling of 427188264594 in words is "four hundred twenty-seven billion, one hundred eighty-eight million, two hundred sixty-four thousand, five hundred ninety-four".