430121053322440 has 32 divisors (see below), whose sum is σ = 971075347373880. Its totient is φ = 171461225347072.

The previous prime is 430121053322437. The next prime is 430121053322453. The reversal of 430121053322440 is 44223350121034.

It can be written as a sum of positive squares in 4 ways, for example, as 386553898628676 + 43567154693764 = 19660974^2 + 6600542^2 .

It is a super-2 number, since 2×430121053322440² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 430121053322396 and 430121053322405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18349862569 + ... + 18349886008.

Almost surely, 2^{430121053322440} is an apocalyptic number.

430121053322440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

430121053322440 is an abundant number, since it is smaller than the sum of its proper divisors (540954294051440).

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

430121053322440 is a wasteful number, since it uses less digits than its factorization.

430121053322440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36699748881 (or 36699748877 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 430121053322440 in words is "four hundred thirty trillion, one hundred twenty-one billion, fifty-three million, three hundred twenty-two thousand, four hundred forty".