75578277073 has 16 divisors (see below), whose sum is σ = 83591121600. Its totient is φ = 67903012800.

The previous prime is 75578277067. The next prime is 75578277097. The reversal of 75578277073 is 37077287557.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75578277073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75578276999 and 75578277017.

It is not an unprimeable number, because it can be changed into a prime (75578277023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410343 + ... + 565276.

It is an arithmetic number, because the mean of its divisors is an integer number (5224445100).

Almost surely, 2^75578277073 is an apocalyptic number.

It is an amenable number.

75578277073 is a deficient number, since it is larger than the sum of its proper divisors (8012844527).

75578277073 is a wasteful number, since it uses less digits than its factorization.

75578277073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975792.

The product of its (nonzero) digits is 20168400, while the sum is 58.

The spelling of 75578277073 in words is "seventy-five billion, five hundred seventy-eight million, two hundred seventy-seven thousand, seventy-three".