34512550000 has 240 divisors, whose sum is σ = 93197472480. Its totient is φ = 12303360000.

The previous prime is 34512549979. The next prime is 34512550001. The reversal of 34512550000 is 5521543.

It is a super-2 number, since 2×34512550000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34512550001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16148932 + ... + 16151068.

It is an arithmetic number, because the mean of its divisors is an integer number (388322802).

Almost surely, 2^34512550000 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 34512550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46598736240).

34512550000 is an abundant number, since it is smaller than the sum of its proper divisors (58684922480).

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

34512550000 is a wasteful number, since it uses less digits than its factorization.

34512550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206 (or 2180 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 34512550000 in words is "thirty-four billion, five hundred twelve million, five hundred fifty thousand".