105453424520 has 16 divisors (see below), whose sum is σ = 237270205260. Its totient is φ = 42181369792.

The previous prime is 105453424519. The next prime is 105453424543. The reversal of 105453424520 is 25424354501.

It can be written as a sum of positive squares in 2 ways, for example, as 104185637284 + 1267787236 = 322778^2 + 35606^2 .

It is a super-2 number, since 2×105453424520² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318167767 + ... + 1318167846.

Almost surely, 2^105453424520 is an apocalyptic number.

105453424520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105453424520 is an abundant number, since it is smaller than the sum of its proper divisors (131816780740).

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

105453424520 is a wasteful number, since it uses less digits than its factorization.

105453424520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636335624 (or 2636335620 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 105453424520 in words is "one hundred five billion, four hundred fifty-three million, four hundred twenty-four thousand, five hundred twenty".