131314523152452 has 48 divisors (see below), whose sum is σ = 308810161172352. Its totient is φ = 43427636524800.

The previous prime is 131314523152451. The next prime is 131314523152457. The reversal of 131314523152452 is 254251325413131.

It is a super-2 number, since 2×131314523152452² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131314523152451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19467799 + ... + 25330302.

It is an arithmetic number, because the mean of its divisors is an integer number (6433545024424).

Almost surely, 2^{131314523152452} is an apocalyptic number.

131314523152452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131314523152452 is an abundant number, since it is smaller than the sum of its proper divisors (177495638019900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131314523152452 is a wasteful number, since it uses less digits than its factorization.

131314523152452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44800028 (or 44800026 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

Adding to 131314523152452 its reverse (254251325413131), we get a palindrome (385565848565583).

The spelling of 131314523152452 in words is "one hundred thirty-one trillion, three hundred fourteen billion, five hundred twenty-three million, one hundred fifty-two thousand, four hundred fifty-two".