553116335238 has 128 divisors (see below), whose sum is σ = 1308536570880. Its totient is φ = 172584000000.

The previous prime is 553116335209. The next prime is 553116335267. The reversal of 553116335238 is 832533611355.

553116335238 is a `hidden beast` number, since 5 + 5 + 3 + 1 + 1 + 633 + 5 + 2 + 3 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (553116335209) and next prime (553116335267).

It is a junction number, because it is equal to n+sod(n) for n = 553116335193 and 553116335202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 216822063 + ... + 216824613.

It is an arithmetic number, because the mean of its divisors is an integer number (10222941960).

Almost surely, 2^553116335238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553116335238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654268285440).

553116335238 is an abundant number, since it is smaller than the sum of its proper divisors (755420235642).

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

553116335238 is a wasteful number, since it uses less digits than its factorization.

553116335238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771 (or 3765 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The spelling of 553116335238 in words is "five hundred fifty-three billion, one hundred sixteen million, three hundred thirty-five thousand, two hundred thirty-eight".