6550151655 has 32 divisors (see below), whose sum is σ = 10569742848. Its totient is φ = 3463689600.

The previous prime is 6550151609. The next prime is 6550151681. The reversal of 6550151655 is 5561510556.

It is not a de Polignac number, because 6550151655 - 2¹⁷ = 6550020583 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1051500 + ... + 1057710.

It is an arithmetic number, because the mean of its divisors is an integer number (330304464).

Almost surely, 2^6550151655 is an apocalyptic number.

6550151655 is a deficient number, since it is larger than the sum of its proper divisors (4019591193).

6550151655 is a wasteful number, since it uses less digits than its factorization.

6550151655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6807.

The product of its (nonzero) digits is 112500, while the sum is 39.

The square root of 6550151655 is about 80933.0072034890. The cubic root of 6550151655 is about 1871.0430715010.

The spelling of 6550151655 in words is "six billion, five hundred fifty million, one hundred fifty-one thousand, six hundred fifty-five".