140405564264 has 16 divisors (see below), whose sum is σ = 300869066400. Its totient is φ = 60173813232.

The previous prime is 140405564231. The next prime is 140405564267. The reversal of 140405564264 is 462465504041.

It is not an unprimeable number, because it can be changed into a prime (140405564267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253621054 + ... + 1253621165.

It is an arithmetic number, because the mean of its divisors is an integer number (18804316650).

Almost surely, 2^140405564264 is an apocalyptic number.

140405564264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140405564264 is an abundant number, since it is smaller than the sum of its proper divisors (160463502136).

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

140405564264 is a wasteful number, since it uses less digits than its factorization.

140405564264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507242232 (or 2507242228 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 41.

The spelling of 140405564264 in words is "one hundred forty billion, four hundred five million, five hundred sixty-four thousand, two hundred sixty-four".