6601261137 has 16 divisors (see below), whose sum is σ = 8854576512. Its totient is φ = 4374466560.

The previous prime is 6601261127. The next prime is 6601261153. The reversal of 6601261137 is 7311621066.

It is not a de Polignac number, because 6601261137 - 2⁸ = 6601260881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6601261098 and 6601261107.

It is not an unprimeable number, because it can be changed into a prime (6601261127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366687 + ... + 384267.

It is an arithmetic number, because the mean of its divisors is an integer number (553411032).

Almost surely, 2^6601261137 is an apocalyptic number.

It is an amenable number.

6601261137 is a deficient number, since it is larger than the sum of its proper divisors (2253315375).

6601261137 is a wasteful number, since it uses less digits than its factorization.

6601261137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18328.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 6601261137 is about 81248.1454372960. The cubic root of 6601261137 is about 1875.8969231292.

The spelling of 6601261137 in words is "six billion, six hundred one million, two hundred sixty-one thousand, one hundred thirty-seven".