34553615420 has 48 divisors (see below), whose sum is σ = 75163334400. Its totient is φ = 13327319040.

The previous prime is 34553615357. The next prime is 34553615431. The reversal of 34553615420 is 2451635543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407285 + ... + 484755.

It is an arithmetic number, because the mean of its divisors is an integer number (1565902800).

Almost surely, 2^34553615420 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 34553615420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37581667200).

34553615420 is an abundant number, since it is smaller than the sum of its proper divisors (40609718980).

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

34553615420 is a wasteful number, since it uses less digits than its factorization.

34553615420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78278 (or 78276 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 34553615420 in words is "thirty-four billion, five hundred fifty-three million, six hundred fifteen thousand, four hundred twenty".