140564404064 has 48 divisors (see below), whose sum is σ = 327175783200. Its totient is φ = 58164578304.

The previous prime is 140564404063. The next prime is 140564404081. The reversal of 140564404064 is 460404465041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140564404063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10812809 + ... + 10825800.

It is an arithmetic number, because the mean of its divisors is an integer number (6816162150).

Almost surely, 2^140564404064 is an apocalyptic number.

140564404064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140564404064 is an abundant number, since it is smaller than the sum of its proper divisors (186611379136).

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

140564404064 is a wasteful number, since it uses less digits than its factorization.

140564404064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21638655 (or 21638647 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 140564404064 in words is "one hundred forty billion, five hundred sixty-four million, four hundred four thousand, sixty-four".