34047732620 has 72 divisors (see below), whose sum is σ = 79026393264. Its totient is φ = 12312432000.

The previous prime is 34047732557. The next prime is 34047732629. The reversal of 34047732620 is 2623774043.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (34047732629) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399155 + ... + 476885.

Almost surely, 2^34047732620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34047732620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39513196632).

34047732620 is an abundant number, since it is smaller than the sum of its proper divisors (44978660644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34047732620 is a wasteful number, since it uses less digits than its factorization.

34047732620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77943 (or 77930 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 38.

It can be divided in two parts, 34047 and 732620, that added together give a palindrome (766667).

The spelling of 34047732620 in words is "thirty-four billion, forty-seven million, seven hundred thirty-two thousand, six hundred twenty".