132865775251 has 8 divisors (see below), whose sum is σ = 151246416384. Its totient is φ = 115535456520.

The previous prime is 132865775209. The next prime is 132865775257. The reversal of 132865775251 is 152577568231.

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

It is not a de Polignac number, because 132865775251 - 2⁹ = 132865774739 is a prime.

It is a super-2 number, since 2×132865775251² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132865775257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262580331 + ... + 262580836.

It is an arithmetic number, because the mean of its divisors is an integer number (18905802048).

Almost surely, 2^132865775251 is an apocalyptic number.

132865775251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132865775251 is a deficient number, since it is larger than the sum of its proper divisors (18380641133).

132865775251 is a wasteful number, since it uses less digits than its factorization.

132865775251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525161201.

The product of its digits is 3528000, while the sum is 52.

The spelling of 132865775251 in words is "one hundred thirty-two billion, eight hundred sixty-five million, seven hundred seventy-five thousand, two hundred fifty-one".