132138254502749 has 4 divisors (see below), whose sum is σ = 144150823093920. Its totient is φ = 120125685911580.

The previous prime is 132138254502721. The next prime is 132138254502773. The reversal of 132138254502749 is 947205452831231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132138254502749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132138254502694 and 132138254502703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132138254504749) 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, 6006284295569 + ... + 6006284295590.

It is an arithmetic number, because the mean of its divisors is an integer number (36037705773480).

Almost surely, 2^{132138254502749} is an apocalyptic number.

It is an amenable number.

132138254502749 is a deficient number, since it is larger than the sum of its proper divisors (12012568591171).

132138254502749 is a wasteful number, since it uses less digits than its factorization.

132138254502749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12012568591170.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 132138254502749 in words is "one hundred thirty-two trillion, one hundred thirty-eight billion, two hundred fifty-four million, five hundred two thousand, seven hundred forty-nine".