755421720652 has 12 divisors (see below), whose sum is σ = 1330742899696. Its totient is φ = 375209463600.

The previous prime is 755421720629. The next prime is 755421720749. The reversal of 755421720652 is 256027124557.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625348503 + ... + 625349710.

Almost surely, 2^755421720652 is an apocalyptic number.

It is an amenable number.

755421720652 is a deficient number, since it is larger than the sum of its proper divisors (575321179044).

755421720652 is a wasteful number, since it uses less digits than its factorization.

755421720652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250698368 (or 1250698366 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 755421720652 in words is "seven hundred fifty-five billion, four hundred twenty-one million, seven hundred twenty thousand, six hundred fifty-two".