34803076821 has 16 divisors (see below), whose sum is σ = 49806825984. Its totient is φ = 21538082304.

The previous prime is 34803076811. The next prime is 34803076837. The reversal of 34803076821 is 12867030843.

34803076821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34803076821 - 2⁹ = 34803076309 is a prime.

It is a super-2 number, since 2×34803076821² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34803076811) 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, 4670341 + ... + 4677786.

It is an arithmetic number, because the mean of its divisors is an integer number (3112926624).

Almost surely, 2^34803076821 is an apocalyptic number.

It is an amenable number.

34803076821 is a deficient number, since it is larger than the sum of its proper divisors (15003749163).

34803076821 is a wasteful number, since it uses less digits than its factorization.

34803076821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348220.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 34803076821 in words is "thirty-four billion, eight hundred three million, seventy-six thousand, eight hundred twenty-one".