34521554240 has 112 divisors (see below), whose sum is σ = 84501368208. Its totient is φ = 13427441664.

The previous prime is 34521554231. The next prime is 34521554257. The reversal of 34521554240 is 4245512543.

It can be written as a sum of positive squares in 8 ways, for example, as 20720704 + 34500833536 = 4552^2 + 185744^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 34521554240.

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, 1907474 + ... + 1925486.

Almost surely, 2^34521554240 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 34521554240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42250684104).

34521554240 is an abundant number, since it is smaller than the sum of its proper divisors (49979813968).

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

34521554240 is a wasteful number, since it uses less digits than its factorization.

34521554240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18196 (or 18186 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 34521554240 in words is "thirty-four billion, five hundred twenty-one million, five hundred fifty-four thousand, two hundred forty".