125302478223 has 16 divisors (see below), whose sum is σ = 179964169056. Its totient is φ = 77090933760.

The previous prime is 125302478107. The next prime is 125302478243. The reversal of 125302478223 is 322874203521.

It is not a de Polignac number, because 125302478223 - 2¹³ = 125302470031 is a prime.

It is a super-2 number, since 2×125302478223² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125302478243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213390 + ... + 544187.

It is an arithmetic number, because the mean of its divisors is an integer number (11247760566).

Almost surely, 2^125302478223 is an apocalyptic number.

125302478223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

125302478223 is a deficient number, since it is larger than the sum of its proper divisors (54661690833).

125302478223 is a wasteful number, since it uses less digits than its factorization.

125302478223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761834.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 125302478223 in words is "one hundred twenty-five billion, three hundred two million, four hundred seventy-eight thousand, two hundred twenty-three".