1445535064426 has 48 divisors (see below), whose sum is σ = 2319322433400. Its totient is φ = 675550706688.

The previous prime is 1445535064423. The next prime is 1445535064427. The reversal of 1445535064426 is 6244605355441.

It can be written as a sum of positive squares in 12 ways, for example, as 682855975201 + 762679089225 = 826351^2 + 873315^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1445535064426.

It is not an unprimeable number, because it can be changed into a prime (1445535064423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52533960 + ... + 52561468.

Almost surely, 2^{1445535064426} is an apocalyptic number.

1445535064426 is a deficient number, since it is larger than the sum of its proper divisors (873787368974).

1445535064426 is a wasteful number, since it uses less digits than its factorization.

1445535064426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28171 (or 28154 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 1445535064426 in words is "one trillion, four hundred forty-five billion, five hundred thirty-five million, sixty-four thousand, four hundred twenty-six".