34723420491 has 16 divisors (see below), whose sum is σ = 46738584576. Its totient is φ = 22928873856.

The previous prime is 34723420463. The next prime is 34723420553. The reversal of 34723420491 is 19402432743.

It is not a de Polignac number, because 34723420491 - 2⁶ = 34723420427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34723420421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489886 + ... + 556268.

It is an arithmetic number, because the mean of its divisors is an integer number (2921161536).

Almost surely, 2^34723420491 is an apocalyptic number.

34723420491 is a deficient number, since it is larger than the sum of its proper divisors (12015164085).

34723420491 is a wasteful number, since it uses less digits than its factorization.

34723420491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68042.

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 34723420491 in words is "thirty-four billion, seven hundred twenty-three million, four hundred twenty thousand, four hundred ninety-one".