133364351523 has 8 divisors (see below), whose sum is σ = 191497530448. Its totient is φ = 82070370144.

The previous prime is 133364351513. The next prime is 133364351551. The reversal of 133364351523 is 325153463331.

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

It is not a de Polignac number, because 133364351523 - 2¹³ = 133364343331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 3419598757 = 133364351523 / (1 + 3 + 3 + 3 + 6 + 4 + 3 + 5 + 1 + 5 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133364351513) 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, 1709799340 + ... + 1709799417.

It is an arithmetic number, because the mean of its divisors is an integer number (23937191306).

Almost surely, 2^133364351523 is an apocalyptic number.

133364351523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133364351523 is a deficient number, since it is larger than the sum of its proper divisors (58133178925).

133364351523 is a wasteful number, since it uses less digits than its factorization.

133364351523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419598773.

The product of its digits is 291600, while the sum is 39.

The spelling of 133364351523 in words is "one hundred thirty-three billion, three hundred sixty-four million, three hundred fifty-one thousand, five hundred twenty-three".