10421312362556 has 12 divisors (see below), whose sum is σ = 19310078789568. Its totient is φ = 4904146994112.

The previous prime is 10421312362541. The next prime is 10421312362567. The reversal of 10421312362556 is 65526321312401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76627296716 + ... + 76627296851.

It is an arithmetic number, because the mean of its divisors is an integer number (1609173232464).

Almost surely, 2^{10421312362556} is an apocalyptic number.

It is an amenable number.

10421312362556 is a deficient number, since it is larger than the sum of its proper divisors (8888766427012).

10421312362556 is a wasteful number, since it uses less digits than its factorization.

10421312362556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153254593588 (or 153254593586 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 10421312362556 its reverse (65526321312401), we get a palindrome (75947633674957).

The spelling of 10421312362556 in words is "ten trillion, four hundred twenty-one billion, three hundred twelve million, three hundred sixty-two thousand, five hundred fifty-six".