755397925530 has 128 divisors (see below), whose sum is σ = 1957755744000. Its totient is φ = 185840062464.

The previous prime is 755397925519. The next prime is 755397925573. The reversal of 755397925530 is 35529793557.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10465444 + ... + 10537376.

It is an arithmetic number, because the mean of its divisors is an integer number (15294966750).

Almost surely, 2^755397925530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 755397925530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (978877872000).

755397925530 is an abundant number, since it is smaller than the sum of its proper divisors (1202357818470).

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

755397925530 is a wasteful number, since it uses less digits than its factorization.

755397925530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72368.

The product of its (nonzero) digits is 44651250, while the sum is 60.

The spelling of 755397925530 in words is "seven hundred fifty-five billion, three hundred ninety-seven million, nine hundred twenty-five thousand, five hundred thirty".