1083542436240 has 160 divisors (see below), whose sum is σ = 3667265280000. Its totient is φ = 262467509760.

The previous prime is 1083542436227. The next prime is 1083542436257. The reversal of 1083542436240 is 426342453801.

It is a super-2 number, since 2×1083542436240² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1083542436192 and 1083542436201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3160761 + ... + 3486759.

It is an arithmetic number, because the mean of its divisors is an integer number (22920408000).

Almost surely, 2^{1083542436240} is an apocalyptic number.

1083542436240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1083542436240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1833632640000).

1083542436240 is an abundant number, since it is smaller than the sum of its proper divisors (2583722843760).

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

1083542436240 is a wasteful number, since it uses less digits than its factorization.

1083542436240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327285 (or 327279 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 1083542436240 in words is "one trillion, eighty-three billion, five hundred forty-two million, four hundred thirty-six thousand, two hundred forty".