105343620534 has 24 divisors (see below), whose sum is σ = 228253928760. Its totient is φ = 35113091328.

The previous prime is 105343620533. The next prime is 105343620581. The reversal of 105343620534 is 435026343501.

105343620534 is a `hidden beast` number, since 10 + 5 + 3 + 436 + 205 + 3 + 4 = 666.

It is a super-2 number, since 2×105343620534² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105343620533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 384849 + ... + 598995.

It is an arithmetic number, because the mean of its divisors is an integer number (9510580365).

Almost surely, 2^105343620534 is an apocalyptic number.

105343620534 is an abundant number, since it is smaller than the sum of its proper divisors (122910308226).

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

105343620534 is a wasteful number, since it uses less digits than its factorization.

105343620534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241484 (or 241481 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 105343620534 in words is "one hundred five billion, three hundred forty-three million, six hundred twenty thousand, five hundred thirty-four".