75122650000 has 120 divisors (see below), whose sum is σ = 182281411368. Its totient is φ = 29990400000.

The previous prime is 75122649989. The next prime is 75122650019. The reversal of 75122650000 is 5622157.

It can be written as a sum of positive squares in 12 ways, for example, as 62676123904 + 12446526096 = 250352^2 + 111564^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33048864 + ... + 33051136.

Almost surely, 2^75122650000 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 75122650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91140705684).

75122650000 is an abundant number, since it is smaller than the sum of its proper divisors (107158761368).

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

75122650000 is an equidigital number, since it uses as much as digits as its factorization.

75122650000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2967 (or 2941 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The spelling of 75122650000 in words is "seventy-five billion, one hundred twenty-two million, six hundred fifty thousand".