534381533381 has 16 divisors (see below), whose sum is σ = 545677641600. Its totient is φ = 523213820928.

The previous prime is 534381533369. The next prime is 534381533429. The reversal of 534381533381 is 183335183435.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534381533381 is a prime.

It is a super-2 number, since 2×534381533381² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534381533311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10154585 + ... + 10207073.

It is an arithmetic number, because the mean of its divisors is an integer number (34104852600).

Almost surely, 2^534381533381 is an apocalyptic number.

It is an amenable number.

534381533381 is a deficient number, since it is larger than the sum of its proper divisors (11296108219).

534381533381 is a wasteful number, since it uses less digits than its factorization.

534381533381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53708.

The product of its digits is 1555200, while the sum is 47.

The spelling of 534381533381 in words is "five hundred thirty-four billion, three hundred eighty-one million, five hundred thirty-three thousand, three hundred eighty-one".