75538536044 has 12 divisors (see below), whose sum is σ = 133677747000. Its totient is φ = 37344894048.

The previous prime is 75538536023. The next prime is 75538536067. The reversal of 75538536044 is 44063583557.

It is a junction number, because it is equal to n+sod(n) for n = 75538535983 and 75538536001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106093094 + ... + 106093805.

It is an arithmetic number, because the mean of its divisors is an integer number (11139812250).

Almost surely, 2^75538536044 is an apocalyptic number.

It is an amenable number.

75538536044 is a deficient number, since it is larger than the sum of its proper divisors (58139210956).

75538536044 is a wasteful number, since it uses less digits than its factorization.

75538536044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212186992 (or 212186990 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 75538536044 in words is "seventy-five billion, five hundred thirty-eight million, five hundred thirty-six thousand, forty-four".