34721403506338 has 16 divisors (see below), whose sum is σ = 56099658963456. Its totient is φ = 16070214805920.

The previous prime is 34721403506303. The next prime is 34721403506347. The reversal of 34721403506338 is 83360530412743.

It is a super-2 number, since 2×34721403506338² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34721403506291 and 34721403506300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12174403731 + ... + 12174406582.

It is an arithmetic number, because the mean of its divisors is an integer number (3506228685216).

Almost surely, 2^{34721403506338} is an apocalyptic number.

34721403506338 is a deficient number, since it is larger than the sum of its proper divisors (21378255457118).

34721403506338 is a wasteful number, since it uses less digits than its factorization.

34721403506338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24348810369.

The product of its (nonzero) digits is 4354560, while the sum is 49.

The spelling of 34721403506338 in words is "thirty-four trillion, seven hundred twenty-one billion, four hundred three million, five hundred six thousand, three hundred thirty-eight".