6550502413550 has 24 divisors (see below), whose sum is σ = 12481103626992. Its totient is φ = 2556293624000.

The previous prime is 6550502413531. The next prime is 6550502413561. The reversal of 6550502413550 is 553142050556.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6550502413498 and 6550502413507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1597681466 + ... + 1597685565.

It is an arithmetic number, because the mean of its divisors is an integer number (520045984458).

Almost surely, 2^{6550502413550} is an apocalyptic number.

6550502413550 is a deficient number, since it is larger than the sum of its proper divisors (5930601213442).

6550502413550 is a wasteful number, since it uses less digits than its factorization.

6550502413550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3195367084 (or 3195367079 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 6550502413550 in words is "six trillion, five hundred fifty billion, five hundred two million, four hundred thirteen thousand, five hundred fifty".