51641624153 has 8 divisors (see below), whose sum is σ = 60223468800. Its totient is φ = 44264248980.

The previous prime is 51641624147. The next prime is 51641624173. The reversal of 51641624153 is 35142614615.

It is not a de Polignac number, because 51641624153 - 2⁴ = 51641624137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51641624113) 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, 75278993 + ... + 75279678.

It is an arithmetic number, because the mean of its divisors is an integer number (7527933600).

Almost surely, 2^51641624153 is an apocalyptic number.

It is an amenable number.

51641624153 is a deficient number, since it is larger than the sum of its proper divisors (8581844647).

51641624153 is an equidigital number, since it uses as much as digits as its factorization.

51641624153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150558692 (or 150558678 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The spelling of 51641624153 in words is "fifty-one billion, six hundred forty-one million, six hundred twenty-four thousand, one hundred fifty-three".