6655157507061 has 48 divisors (see below), whose sum is σ = 11120100001920. Its totient is φ = 3756640809600.

The previous prime is 6655157507059. The next prime is 6655157507093. The reversal of 6655157507061 is 1607057515566.

6655157507061 is a `hidden beast` number, since 6 + 6 + 5 + 5 + 1 + 575 + 0 + 7 + 0 + 61 = 666.

It is not a de Polignac number, because 6655157507061 - 2¹ = 6655157507059 is a prime.

It is a super-2 number, since 2×6655157507061² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6655157506989 and 6655157507007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6655157507021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42281575 + ... + 42438683.

It is an arithmetic number, because the mean of its divisors is an integer number (231668750040).

Almost surely, 2^{6655157507061} is an apocalyptic number.

It is an amenable number.

6655157507061 is a deficient number, since it is larger than the sum of its proper divisors (4464942494859).

6655157507061 is a wasteful number, since it uses less digits than its factorization.

6655157507061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165306 (or 165303 counting only the distinct ones).

The product of its (nonzero) digits is 6615000, while the sum is 54.

The spelling of 6655157507061 in words is "six trillion, six hundred fifty-five billion, one hundred fifty-seven million, five hundred seven thousand, sixty-one".