75414511820 has 12 divisors (see below), whose sum is σ = 158370474864. Its totient is φ = 30165804720.

The previous prime is 75414511769. The next prime is 75414511831. The reversal of 75414511820 is 2811541457.

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, 1885362776 + ... + 1885362815.

It is an arithmetic number, because the mean of its divisors is an integer number (13197539572).

Almost surely, 2^75414511820 is an apocalyptic number.

It is an amenable number.

75414511820 is an abundant number, since it is smaller than the sum of its proper divisors (82955963044).

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

75414511820 is a wasteful number, since it uses less digits than its factorization.

75414511820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770725600 (or 3770725598 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 38.

The spelling of 75414511820 in words is "seventy-five billion, four hundred fourteen million, five hundred eleven thousand, eight hundred twenty".