1078144333840 has 40 divisors (see below), whose sum is σ = 2864783517120. Its totient is φ = 369649485696.

The previous prime is 1078144333829. The next prime is 1078144333853. The reversal of 1078144333840 is 483334418701.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 962628310 + ... + 962629429.

It is an arithmetic number, because the mean of its divisors is an integer number (71619587928).

Almost surely, 2^{1078144333840} is an apocalyptic number.

1078144333840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1078144333840 is an abundant number, since it is smaller than the sum of its proper divisors (1786639183280).

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

1078144333840 is a wasteful number, since it uses less digits than its factorization.

1078144333840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925257759 (or 1925257753 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 1078144333840 in words is "one trillion, seventy-eight billion, one hundred forty-four million, three hundred thirty-three thousand, eight hundred forty".