75668377036 has 48 divisors (see below), whose sum is σ = 152938066176. Its totient is φ = 32087928384.

The previous prime is 75668377013. The next prime is 75668377067. The reversal of 75668377036 is 63077386657.

It is a happy number.

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, 999510 + ... + 1072546.

It is an arithmetic number, because the mean of its divisors is an integer number (3186209712).

Almost surely, 2^75668377036 is an apocalyptic number.

It is an amenable number.

75668377036 is an abundant number, since it is smaller than the sum of its proper divisors (77269689140).

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

75668377036 is a wasteful number, since it uses less digits than its factorization.

75668377036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73438 (or 73436 counting only the distinct ones).

The product of its (nonzero) digits is 26671680, while the sum is 58.

The spelling of 75668377036 in words is "seventy-five billion, six hundred sixty-eight million, three hundred seventy-seven thousand, thirty-six".