245552542133511 has 8 divisors (see below), whose sum is σ = 327403924276864. Its totient is φ = 163701427372920.

The previous prime is 245552542133497. The next prime is 245552542133531. The reversal of 245552542133511 is 115331245255542.

It is a happy number.

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

It is not a de Polignac number, because 245552542133511 - 2⁷ = 245552542133383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245552542133531) 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, 64692955 + ... + 68383356.

It is an arithmetic number, because the mean of its divisors is an integer number (40925490534608).

Almost surely, 2^{245552542133511} is an apocalyptic number.

245552542133511 is a deficient number, since it is larger than the sum of its proper divisors (81851382143353).

245552542133511 is a wasteful number, since it uses less digits than its factorization.

245552542133511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133691381.

The product of its digits is 3600000, while the sum is 48.

The spelling of 245552542133511 in words is "two hundred forty-five trillion, five hundred fifty-two billion, five hundred forty-two million, one hundred thirty-three thousand, five hundred eleven".