445098336690 has 128 divisors (see below), whose sum is σ = 1228585439232. Its totient is φ = 101092965120.

The previous prime is 445098336689. The next prime is 445098336701. The reversal of 445098336690 is 96633890544.

It is a super-2 number, since 2×445098336690² (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 445098336690.

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, 28926739 + ... + 28942121.

It is an arithmetic number, because the mean of its divisors is an integer number (9598323744).

Almost surely, 2^445098336690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445098336690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (614292719616).

445098336690 is an abundant number, since it is smaller than the sum of its proper divisors (783487102542).

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

445098336690 is a wasteful number, since it uses less digits than its factorization.

445098336690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16264.

The product of its (nonzero) digits is 16796160, while the sum is 57.

The spelling of 445098336690 in words is "four hundred forty-five billion, ninety-eight million, three hundred thirty-six thousand, six hundred ninety".