132123436551 has 8 divisors (see below), whose sum is σ = 195738424560. Its totient is φ = 88082291016.

The previous prime is 132123436547. The next prime is 132123436573. The reversal of 132123436551 is 155634321231.

132123436551 is a `hidden beast` number, since 1 + 3 + 212 + 3 + 436 + 5 + 5 + 1 = 666.

It is not a de Polignac number, because 132123436551 - 2² = 132123436547 is a prime.

It is a super-2 number, since 2×132123436551² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132123436751) 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 7 ways as a sum of consecutive naturals, for example, 2446730280 + ... + 2446730333.

It is an arithmetic number, because the mean of its divisors is an integer number (24467303070).

Almost surely, 2^132123436551 is an apocalyptic number.

132123436551 is a deficient number, since it is larger than the sum of its proper divisors (63614988009).

132123436551 is an equidigital number, since it uses as much as digits as its factorization.

132123436551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4893460622 (or 4893460616 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 132123436551 its reverse (155634321231), we get a palindrome (287757757782).

The spelling of 132123436551 in words is "one hundred thirty-two billion, one hundred twenty-three million, four hundred thirty-six thousand, five hundred fifty-one".