75612764461 has 16 divisors (see below), whose sum is σ = 83115083520. Its totient is φ = 68360034240.

The previous prime is 75612764459. The next prime is 75612764489. The reversal of 75612764461 is 16446721657.

It is a cyclic number.

It is not a de Polignac number, because 75612764461 - 2¹ = 75612764459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75612764411) 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, 25971 + ... + 389743.

It is an arithmetic number, because the mean of its divisors is an integer number (5194692720).

Almost surely, 2^75612764461 is an apocalyptic number.

It is an amenable number.

75612764461 is a deficient number, since it is larger than the sum of its proper divisors (7502319059).

75612764461 is a wasteful number, since it uses less digits than its factorization.

75612764461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364116.

The product of its digits is 1693440, while the sum is 49.

The spelling of 75612764461 in words is "seventy-five billion, six hundred twelve million, seven hundred sixty-four thousand, four hundred sixty-one".