427261193340 has 96 divisors (see below), whose sum is σ = 1268299167744. Its totient is φ = 107280910080.

The previous prime is 427261193321. The next prime is 427261193363. The reversal of 427261193340 is 43391162724.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 427261193292 and 427261193301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3035374 + ... + 3173013.

It is an arithmetic number, because the mean of its divisors is an integer number (13211449664).

Almost surely, 2^427261193340 is an apocalyptic number.

It is an amenable number.

427261193340 is an abundant number, since it is smaller than the sum of its proper divisors (841037974404).

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

427261193340 is a wasteful number, since it uses less digits than its factorization.

427261193340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208467 (or 6208465 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 427261193340 in words is "four hundred twenty-seven billion, two hundred sixty-one million, one hundred ninety-three thousand, three hundred forty".