1081364579140 has 96 divisors (see below), whose sum is σ = 2316498912000. Its totient is φ = 423964316160.

The previous prime is 1081364579089. The next prime is 1081364579147. The reversal of 1081364579140 is 419754631801.

It is not an unprimeable number, because it can be changed into a prime (1081364579147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77073646 + ... + 77087674.

It is an arithmetic number, because the mean of its divisors is an integer number (24130197000).

Almost surely, 2^{1081364579140} is an apocalyptic number.

1081364579140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1081364579140 is an abundant number, since it is smaller than the sum of its proper divisors (1235134332860).

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

1081364579140 is a wasteful number, since it uses less digits than its factorization.

1081364579140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14525 (or 14523 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 1081364579140 in words is "one trillion, eighty-one billion, three hundred sixty-four million, five hundred seventy-nine thousand, one hundred forty".