34500215500 has 48 divisors (see below), whose sum is σ = 75542594400. Its totient is φ = 13764532800.

The previous prime is 34500215479. The next prime is 34500215521. The reversal of 34500215500 is 551200543.

It is an interprime number because it is at equal distance from previous prime (34500215479) and next prime (34500215521).

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

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, 105811 + ... + 283189.

It is an arithmetic number, because the mean of its divisors is an integer number (1573804050).

Almost surely, 2^34500215500 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 34500215500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37771297200).

34500215500 is an abundant number, since it is smaller than the sum of its proper divisors (41042378900).

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

34500215500 is a wasteful number, since it uses less digits than its factorization.

34500215500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177787 (or 177775 counting only the distinct ones).

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

It can be divided in two parts, 34500 and 215500, that added together give a square (250000 = 500²).

The spelling of 34500215500 in words is "thirty-four billion, five hundred million, two hundred fifteen thousand, five hundred".