140356314340 has 72 divisors (see below), whose sum is σ = 331881665976. Its totient is φ = 49793779200.

The previous prime is 140356314331. The next prime is 140356314349. The reversal of 140356314340 is 43413653041.

It is an interprime number because it is at equal distance from previous prime (140356314331) and next prime (140356314349).

It can be written as a sum of positive squares in 4 ways, for example, as 19166884 + 140337147456 = 4378^2 + 374616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140356314296 and 140356314305.

It is not an unprimeable number, because it can be changed into a prime (140356314349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 608079 + ... + 806518.

It is an arithmetic number, because the mean of its divisors is an integer number (4609467583).

Almost surely, 2^140356314340 is an apocalyptic number.

140356314340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140356314340 is an abundant number, since it is smaller than the sum of its proper divisors (191525351636).

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

140356314340 is a wasteful number, since it uses less digits than its factorization.

140356314340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414669 (or 1414656 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 140356314340 its reverse (43413653041), we get a palindrome (183769967381).

The spelling of 140356314340 in words is "one hundred forty billion, three hundred fifty-six million, three hundred fourteen thousand, three hundred forty".