11729531995 has 8 divisors (see below), whose sum is σ = 14076048816. Its totient is φ = 9383218656.

The previous prime is 11729531971. The next prime is 11729532013. The reversal of 11729531995 is 59913592711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11729531995 - 2⁵ = 11729531963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143409 + ... + 209821.

It is an arithmetic number, because the mean of its divisors is an integer number (1759506102).

Almost surely, 2^11729531995 is an apocalyptic number.

11729531995 is a deficient number, since it is larger than the sum of its proper divisors (2346516821).

11729531995 is an equidigital number, since it uses as much as digits as its factorization.

11729531995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101741.

The product of its digits is 765450, while the sum is 52.

The spelling of 11729531995 in words is "eleven billion, seven hundred twenty-nine million, five hundred thirty-one thousand, nine hundred ninety-five".