53311591476 has 360 divisors, whose sum is σ = 167445720288. Its totient is φ = 14657760000.

The previous prime is 53311591471. The next prime is 53311591513. The reversal of 53311591476 is 67419511335.

53311591476 is a `hidden beast` number, since 5 + 3 + 3 + 11 + 591 + 47 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53311591471) by changing a digit.

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 119 ways as a sum of consecutive naturals, for example, 36740551 + ... + 36742001.

Almost surely, 2^53311591476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53311591476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83722860144).

53311591476 is an abundant number, since it is smaller than the sum of its proper divisors (114134128812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53311591476 is a wasteful number, since it uses less digits than its factorization.

53311591476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565 (or 1541 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The spelling of 53311591476 in words is "fifty-three billion, three hundred eleven million, five hundred ninety-one thousand, four hundred seventy-six".