140045252052 has 12 divisors (see below), whose sum is σ = 326772254816. Its totient is φ = 46681750680.

The previous prime is 140045252033. The next prime is 140045252059. The reversal of 140045252052 is 250252540041.

140045252052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×140045252052² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140045252059) 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 3 ways as a sum of consecutive naturals, for example, 5835218824 + ... + 5835218847.

Almost surely, 2^140045252052 is an apocalyptic number.

140045252052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140045252052 is an abundant number, since it is smaller than the sum of its proper divisors (186727002764).

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

140045252052 is a wasteful number, since it uses less digits than its factorization.

140045252052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11670437678 (or 11670437676 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 140045252052 its reverse (250252540041), we get a palindrome (390297792093).

The spelling of 140045252052 in words is "one hundred forty billion, forty-five million, two hundred fifty-two thousand, fifty-two".