10396729646 has 4 divisors (see below), whose sum is σ = 15595094472. Its totient is φ = 5198364822.

The previous prime is 10396729633. The next prime is 10396729697. The reversal of 10396729646 is 64692769301.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2599182410 + ... + 2599182413.

It is an arithmetic number, because the mean of its divisors is an integer number (3898773618).

Almost surely, 2^10396729646 is an apocalyptic number.

10396729646 is a deficient number, since it is larger than the sum of its proper divisors (5198364826).

10396729646 is an equidigital number, since it uses as much as digits as its factorization.

10396729646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5198364825.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 10396729646 in words is "ten billion, three hundred ninety-six million, seven hundred twenty-nine thousand, six hundred forty-six".