623167155425 has 6 divisors (see below), whose sum is σ = 772727272758. Its totient is φ = 498533724320.

The previous prime is 623167155407. The next prime is 623167155431. The reversal of 623167155425 is 524551761326.

It can be written as a sum of positive squares in 3 ways, for example, as 3103826944 + 620063328481 = 55712^2 + 787441^2 .

It is not a de Polignac number, because 623167155425 - 2¹² = 623167151329 is a prime.

It is a super-2 number, since 2×623167155425² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 623167155425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12463343084 + ... + 12463343133.

It is an arithmetic number, because the mean of its divisors is an integer number (128787878793).

Almost surely, 2^623167155425 is an apocalyptic number.

It is an amenable number.

623167155425 is a deficient number, since it is larger than the sum of its proper divisors (149560117333).

623167155425 is a wasteful number, since it uses less digits than its factorization.

623167155425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24926686227 (or 24926686222 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 47.

The spelling of 623167155425 in words is "six hundred twenty-three billion, one hundred sixty-seven million, one hundred fifty-five thousand, four hundred twenty-five".