445001331124 has 48 divisors (see below), whose sum is σ = 895244676480. Its totient is φ = 189592214400.

The previous prime is 445001331023. The next prime is 445001331209. The reversal of 445001331124 is 421133100544.

It is a super-2 number, since 2×445001331124² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 445001331092 and 445001331101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19420074 + ... + 19442974.

It is an arithmetic number, because the mean of its divisors is an integer number (18650930760).

Almost surely, 2^445001331124 is an apocalyptic number.

It is an amenable number.

445001331124 is an abundant number, since it is smaller than the sum of its proper divisors (450243345356).

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

445001331124 is a wasteful number, since it uses less digits than its factorization.

445001331124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26968 (or 26966 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 445001331124 its reverse (421133100544), we get a palindrome (866134431668).

The spelling of 445001331124 in words is "four hundred forty-five billion, one million, three hundred thirty-one thousand, one hundred twenty-four".