424442198340 has 240 divisors, whose sum is σ = 1370023611264. Its totient is φ = 109933632000.

The previous prime is 424442198339. The next prime is 424442198353. The reversal of 424442198340 is 43891244424.

424442198340 is a `hidden beast` number, since 42 + 44 + 42 + 198 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15063265 + ... + 15091415.

Almost surely, 2^424442198340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424442198340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (685011805632).

424442198340 is an abundant number, since it is smaller than the sum of its proper divisors (945581412924).

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

424442198340 is a wasteful number, since it uses less digits than its factorization.

424442198340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28440 (or 28429 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The spelling of 424442198340 in words is "four hundred twenty-four billion, four hundred forty-two million, one hundred ninety-eight thousand, three hundred forty".