140545411020 has 72 divisors (see below), whose sum is σ = 487224095904. Its totient is φ = 32124665088.

The previous prime is 140545411009. The next prime is 140545411021. The reversal of 140545411020 is 20114545041.

140545411020 is a `hidden beast` number, since 1 + 4 + 0 + 545 + 4 + 110 + 2 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (140545411021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55770729 + ... + 55773248.

It is an arithmetic number, because the mean of its divisors is an integer number (6767001332).

Almost surely, 2^140545411020 is an apocalyptic number.

140545411020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140545411020 is an abundant number, since it is smaller than the sum of its proper divisors (346678684884).

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

140545411020 is a wasteful number, since it uses less digits than its factorization.

140545411020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111543999 (or 111543994 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 140545411020 its reverse (20114545041), we get a palindrome (160659956061).

The spelling of 140545411020 in words is "one hundred forty billion, five hundred forty-five million, four hundred eleven thousand, twenty".