75477848723 has 2 divisors, whose sum is σ = 75477848724. Its totient is φ = 75477848722.

The previous prime is 75477848659. The next prime is 75477848729. The reversal of 75477848723 is 32784877457.

It is a strong prime.

It is an emirp because it is prime and its reverse (32784877457) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75477848723 - 2⁶ = 75477848659 is a prime.

It is a super-3 number, since 3×75477848723³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (75477848729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37738924361 + 37738924362.

It is an arithmetic number, because the mean of its divisors is an integer number (37738924362).

Almost surely, 2^75477848723 is an apocalyptic number.

75477848723 is a deficient number, since it is larger than the sum of its proper divisors (1).

75477848723 is an equidigital number, since it uses as much as digits as its factorization.

75477848723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73758720, while the sum is 62.

The spelling of 75477848723 in words is "seventy-five billion, four hundred seventy-seven million, eight hundred forty-eight thousand, seven hundred twenty-three".