75513490906 has 8 divisors (see below), whose sum is σ = 129451698720. Its totient is φ = 32362924668.

The previous prime is 75513490889. The next prime is 75513490907. The reversal of 75513490906 is 60909431557.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 75513490906.

It is not an unprimeable number, because it can be changed into a prime (75513490907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2696910376 + ... + 2696910403.

It is an arithmetic number, because the mean of its divisors is an integer number (16181462340).

Almost surely, 2^75513490906 is an apocalyptic number.

75513490906 is a deficient number, since it is larger than the sum of its proper divisors (53938207814).

75513490906 is a wasteful number, since it uses less digits than its factorization.

75513490906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5393820788.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The spelling of 75513490906 in words is "seventy-five billion, five hundred thirteen million, four hundred ninety thousand, nine hundred six".