53512341221531 has 8 divisors (see below), whose sum is σ = 53607775750704. Its totient is φ = 53416956651520.

The previous prime is 53512341221519. The next prime is 53512341221543. The reversal of 53512341221531 is 13512214321535.

It is an interprime number because it is at equal distance from previous prime (53512341221519) and next prime (53512341221543).

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

It is a cyclic number.

It is not a de Polignac number, because 53512341221531 - 2⁶ = 53512341221467 is a prime.

It is a super-2 number, since 2×53512341221531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53512343221531) 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, 10345310 + ... + 14630451.

It is an arithmetic number, because the mean of its divisors is an integer number (6700971968838).

Almost surely, 2^{53512341221531} is an apocalyptic number.

53512341221531 is a deficient number, since it is larger than the sum of its proper divisors (95434529173).

53512341221531 is a wasteful number, since it uses less digits than its factorization.

53512341221531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24979581.

The product of its digits is 108000, while the sum is 38.

The spelling of 53512341221531 in words is "fifty-three trillion, five hundred twelve billion, three hundred forty-one million, two hundred twenty-one thousand, five hundred thirty-one".