53436551145 has 8 divisors (see below), whose sum is σ = 85498481856. Its totient is φ = 28499493936.

The previous prime is 53436551137. The next prime is 53436551173. The reversal of 53436551145 is 54115563435.

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 53436551145 - 2³ = 53436551137 is a prime.

It is a super-2 number, since 2×53436551145² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53436551097 and 53436551106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781218357 + ... + 1781218386.

It is an arithmetic number, because the mean of its divisors is an integer number (10687310232).

Almost surely, 2^53436551145 is an apocalyptic number.

It is an amenable number.

53436551145 is a deficient number, since it is larger than the sum of its proper divisors (32061930711).

53436551145 is a wasteful number, since it uses less digits than its factorization.

53436551145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562436751.

The product of its digits is 540000, while the sum is 42.

The spelling of 53436551145 in words is "fifty-three billion, four hundred thirty-six million, five hundred fifty-one thousand, one hundred forty-five".