6655551501622 has 24 divisors (see below), whose sum is σ = 10348930591272. Its totient is φ = 3210078950400.

The previous prime is 6655551501569. The next prime is 6655551501623. The reversal of 6655551501622 is 2261051555566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6655551501623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21622 + ... + 3648502.

It is an arithmetic number, because the mean of its divisors is an integer number (431205441303).

Almost surely, 2^{6655551501622} is an apocalyptic number.

6655551501622 is a deficient number, since it is larger than the sum of its proper divisors (3693379089650).

6655551501622 is a wasteful number, since it uses less digits than its factorization.

6655551501622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628032 (or 3628003 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 49.

The spelling of 6655551501622 in words is "six trillion, six hundred fifty-five billion, five hundred fifty-one million, five hundred one thousand, six hundred twenty-two".