1064803278448 has 400 divisors, whose sum is σ = 2657278673280. Its totient is φ = 410777063424.

The previous prime is 1064803278433. The next prime is 1064803278457. The reversal of 1064803278448 is 8448723084601.

It is a super-2 number, since 2×1064803278448² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 5405092686 + ... + 5405092882.

Almost surely, 2^{1064803278448} 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 1064803278448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1328639336640).

1064803278448 is an abundant number, since it is smaller than the sum of its proper divisors (1592475394832).

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

1064803278448 is a wasteful number, since it uses less digits than its factorization.

1064803278448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 55.

The spelling of 1064803278448 in words is "one trillion, sixty-four billion, eight hundred three million, two hundred seventy-eight thousand, four hundred forty-eight".