102312425254546 has 8 divisors (see below), whose sum is σ = 165273917718924. Its totient is φ = 47221119348240.

The previous prime is 102312425254541. The next prime is 102312425254547. The reversal of 102312425254546 is 645452524213201.

It can be written as a sum of positive squares in 2 ways, for example, as 74401924179025 + 27910501075521 = 8625655^2 + 5283039^2 .

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

It is a super-2 number, since 2×102312425254546² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102312425254496 and 102312425254505.

It is not an unprimeable number, because it can be changed into a prime (102312425254541) 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, 1967546639485 + ... + 1967546639536.

Almost surely, 2^{102312425254546} is an apocalyptic number.

102312425254546 is a deficient number, since it is larger than the sum of its proper divisors (62961492464378).

102312425254546 is a wasteful number, since it uses less digits than its factorization.

102312425254546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3935093279036.

The product of its (nonzero) digits is 2304000, while the sum is 46.

Adding to 102312425254546 its reverse (645452524213201), we get a palindrome (747764949467747).

The spelling of 102312425254546 in words is "one hundred two trillion, three hundred twelve billion, four hundred twenty-five million, two hundred fifty-four thousand, five hundred forty-six".