625154221343 has 8 divisors (see below), whose sum is σ = 633976565760. Its totient is φ = 616332359160.

The previous prime is 625154221319. The next prime is 625154221381. The reversal of 625154221343 is 343122451526.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 625154221343 - 2²⁶ = 625087112479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 625154221297 and 625154221306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625154221543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3088898 + ... + 3285056.

It is an arithmetic number, because the mean of its divisors is an integer number (79247070720).

Almost surely, 2^625154221343 is an apocalyptic number.

625154221343 is a deficient number, since it is larger than the sum of its proper divisors (8822344417).

625154221343 is a wasteful number, since it uses less digits than its factorization.

625154221343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241117.

The product of its digits is 172800, while the sum is 38.

Adding to 625154221343 its reverse (343122451526), we get a palindrome (968276672869).

The spelling of 625154221343 in words is "six hundred twenty-five billion, one hundred fifty-four million, two hundred twenty-one thousand, three hundred forty-three".