140422707784 has 16 divisors (see below), whose sum is σ = 263528307900. Its totient is φ = 70148492352.

The previous prime is 140422707749. The next prime is 140422707797. The reversal of 140422707784 is 487707224041.

It can be written as a sum of positive squares in 2 ways, for example, as 139345424100 + 1077283684 = 373290^2 + 32822^2 .

It is a super-2 number, since 2×140422707784² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7848199 + ... + 7866070.

Almost surely, 2^140422707784 is an apocalyptic number.

It is an amenable number.

140422707784 is a deficient number, since it is larger than the sum of its proper divisors (123105600116).

140422707784 is a wasteful number, since it uses less digits than its factorization.

140422707784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15715392 (or 15715388 counting only the distinct ones).

The product of its (nonzero) digits is 702464, while the sum is 46.

The spelling of 140422707784 in words is "one hundred forty billion, four hundred twenty-two million, seven hundred seven thousand, seven hundred eighty-four".