34364385621 has 16 divisors (see below), whose sum is σ = 51098072320. Its totient is φ = 22825048320.

The previous prime is 34364385613. The next prime is 34364385631. The reversal of 34364385621 is 12658346343.

34364385621 is a `hidden beast` number, since 3 + 43 + 6 + 43 + 8 + 562 + 1 = 666.

It is not a de Polignac number, because 34364385621 - 2³ = 34364385613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34364385631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2340940 + ... + 2355573.

It is an arithmetic number, because the mean of its divisors is an integer number (3193629520).

Almost surely, 2^34364385621 is an apocalyptic number.

It is an amenable number.

34364385621 is a deficient number, since it is larger than the sum of its proper divisors (16733686699).

34364385621 is a wasteful number, since it uses less digits than its factorization.

34364385621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4696793 (or 4696787 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 34364385621 in words is "thirty-four billion, three hundred sixty-four million, three hundred eighty-five thousand, six hundred twenty-one".