34205513428 has 24 divisors (see below), whose sum is σ = 62475456960. Its totient is φ = 16355697600.

The previous prime is 34205513411. The next prime is 34205513473. The reversal of 34205513428 is 82431550243.

It is a super-2 number, since 2×34205513428² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427888 + ... + 501496.

It is an arithmetic number, because the mean of its divisors is an integer number (2603144040).

Almost surely, 2^34205513428 is an apocalyptic number.

It is an amenable number.

34205513428 is a deficient number, since it is larger than the sum of its proper divisors (28269943532).

34205513428 is a wasteful number, since it uses less digits than its factorization.

34205513428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78687 (or 78685 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 34205513428 in words is "thirty-four billion, two hundred five million, five hundred thirteen thousand, four hundred twenty-eight".