1083602505378 has 32 divisors (see below), whose sum is σ = 2233757423232. Its totient is φ = 350275564800.

The previous prime is 1083602505373. The next prime is 1083602505379. The reversal of 1083602505378 is 8735052063801.

It is a super-2 number, since 2×1083602505378² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1083602505373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20823751 + ... + 20875722.

It is an arithmetic number, because the mean of its divisors is an integer number (69804919476).

Almost surely, 2^{1083602505378} is an apocalyptic number.

1083602505378 is an abundant number, since it is smaller than the sum of its proper divisors (1150154917854).

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

1083602505378 is a wasteful number, since it uses less digits than its factorization.

1083602505378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41699610.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 1083602505378 in words is "one trillion, eighty-three billion, six hundred two million, five hundred five thousand, three hundred seventy-eight".