140696532329 has 4 divisors (see below), whose sum is σ = 140697495120. Its totient is φ = 140695569540.

The previous prime is 140696532307. The next prime is 140696532337. The reversal of 140696532329 is 923235696041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 923235696041 = 23053 ⋅40048397.

It is a cyclic number.

It is not a de Polignac number, because 140696532329 - 2³² = 136401565033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140696532359) 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, 211907 + ... + 571224.

It is an arithmetic number, because the mean of its divisors is an integer number (35174373780).

Almost surely, 2^140696532329 is an apocalyptic number.

It is an amenable number.

140696532329 is a deficient number, since it is larger than the sum of its proper divisors (962791).

140696532329 is an equidigital number, since it uses as much as digits as its factorization.

140696532329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962790.

The product of its (nonzero) digits is 2099520, while the sum is 50.

The spelling of 140696532329 in words is "one hundred forty billion, six hundred ninety-six million, five hundred thirty-two thousand, three hundred twenty-nine".