625148077102823 has 4 divisors (see below), whose sum is σ = 625233913726488. Its totient is φ = 625062240479160.

The previous prime is 625148077102799. The next prime is 625148077102877. The reversal of 625148077102823 is 328201770841526.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 625148077102823 - 2¹⁰ = 625148077101799 is a prime.

It is a super-3 number, since 3×625148077102823³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625148077102223) 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, 42918300908 + ... + 42918315473.

It is an arithmetic number, because the mean of its divisors is an integer number (156308478431622).

Almost surely, 2^{625148077102823} is an apocalyptic number.

625148077102823 is a deficient number, since it is larger than the sum of its proper divisors (85836623665).

625148077102823 is an equidigital number, since it uses as much as digits as its factorization.

625148077102823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85836623664.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 625148077102823 in words is "six hundred twenty-five trillion, one hundred forty-eight billion, seventy-seven million, one hundred two thousand, eight hundred twenty-three".