140843837952 has 60 divisors (see below), whose sum is σ = 406484865930. Its totient is φ = 46947944448.

The previous prime is 140843837923. The next prime is 140843837977. The reversal of 140843837952 is 259738348041.

It is a happy number.

140843837952 is a `hidden beast` number, since 1 + 408 + 43 + 83 + 79 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140787046656 + 56791296 = 375216^2 + 7536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15277927 + ... + 15287142.

Almost surely, 2^140843837952 is an apocalyptic number.

140843837952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140843837952 is an abundant number, since it is smaller than the sum of its proper divisors (265641027978).

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

140843837952 is an equidigital number, since it uses as much as digits as its factorization.

140843837952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30565093 (or 30565074 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 140843837952 in words is "one hundred forty billion, eight hundred forty-three million, eight hundred thirty-seven thousand, nine hundred fifty-two".