10404145620550 has 72 divisors (see below), whose sum is σ = 21672226982448. Its totient is φ = 3711942062400.

The previous prime is 10404145620541. The next prime is 10404145620563. The reversal of 10404145620550 is 5502654140401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15902874 + ... + 16544173.

It is an arithmetic number, because the mean of its divisors is an integer number (301003152534).

Almost surely, 2^{10404145620550} is an apocalyptic number.

10404145620550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10404145620550 is an abundant number, since it is smaller than the sum of its proper divisors (11268081361898).

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

10404145620550 is a wasteful number, since it uses less digits than its factorization.

10404145620550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32447134 (or 32447118 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 10404145620550 its reverse (5502654140401), we get a palindrome (15906799760951).

The spelling of 10404145620550 in words is "ten trillion, four hundred four billion, one hundred forty-five million, six hundred twenty thousand, five hundred fifty".