755500030 has 48 divisors (see below), whose sum is σ = 1419377904. Its totient is φ = 289322240.

The previous prime is 755500027. The next prime is 755500051. The reversal of 755500030 is 30005557.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 755499968 and 755500004.

It is a congruent number.

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, 5070396 + ... + 5070544.

It is an arithmetic number, because the mean of its divisors is an integer number (29570373).

Almost surely, 2^755500030 is an apocalyptic number.

755500030 is a deficient number, since it is larger than the sum of its proper divisors (663877874).

755500030 is a wasteful number, since it uses less digits than its factorization.

755500030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 755500030 is about 27486.3607994947. The cubic root of 755500030 is about 910.7758267225.

Adding to 755500030 its reverse (30005557), we get a palindrome (785505587).

The spelling of 755500030 in words is "seven hundred fifty-five million, five hundred thousand, thirty".