53354511516 has 24 divisors (see below), whose sum is σ = 124522017424. Its totient is φ = 17780814720.

The previous prime is 53354511481. The next prime is 53354511517. The reversal of 53354511516 is 61511545335.

53354511516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53354511516² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53354511517) 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, 447295 + ... + 553878.

Almost surely, 2^53354511516 is an apocalyptic number.

It is an amenable number.

53354511516 is an abundant number, since it is smaller than the sum of its proper divisors (71167505908).

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

53354511516 is a wasteful number, since it uses less digits than its factorization.

53354511516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005621 (or 1005619 counting only the distinct ones).

The product of its digits is 135000, while the sum is 39.

The spelling of 53354511516 in words is "fifty-three billion, three hundred fifty-four million, five hundred eleven thousand, five hundred sixteen".