34786726091 has 16 divisors (see below), whose sum is σ = 38772034560. Its totient is φ = 30989481600.

The previous prime is 34786726087. The next prime is 34786726097. The reversal of 34786726091 is 19062768743.

It is a cyclic number.

It is not a de Polignac number, because 34786726091 - 2² = 34786726087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34786726097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859766 + ... + 899316.

It is an arithmetic number, because the mean of its divisors is an integer number (2423252160).

Almost surely, 2^34786726091 is an apocalyptic number.

34786726091 is a deficient number, since it is larger than the sum of its proper divisors (3985308469).

34786726091 is a wasteful number, since it uses less digits than its factorization.

34786726091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41926.

The product of its (nonzero) digits is 3048192, while the sum is 53.

Adding to 34786726091 its sum of digits (53), we get a square (34786726144 = 186512²).

The spelling of 34786726091 in words is "thirty-four billion, seven hundred eighty-six million, seven hundred twenty-six thousand, ninety-one".