53147516374731 has 8 divisors (see below), whose sum is σ = 73306919137680. Its totient is φ = 34209895597472.

The previous prime is 53147516374717. The next prime is 53147516374787. The reversal of 53147516374731 is 13747361574135.

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 53147516374731 - 2⁹ = 53147516374219 is a prime.

It is a super-2 number, since 2×53147516374731² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53147516374231) 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, 305445496320 + ... + 305445496493.

It is an arithmetic number, because the mean of its divisors is an integer number (9163364892210).

Almost surely, 2^{53147516374731} is an apocalyptic number.

53147516374731 is a deficient number, since it is larger than the sum of its proper divisors (20159402762949).

53147516374731 is a wasteful number, since it uses less digits than its factorization.

53147516374731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610890992845.

The product of its digits is 22226400, while the sum is 57.

The spelling of 53147516374731 in words is "fifty-three trillion, one hundred forty-seven billion, five hundred sixteen million, three hundred seventy-four thousand, seven hundred thirty-one".