2609535376977 has 16 divisors (see below), whose sum is σ = 3497643854208. Its totient is φ = 1730559790080.

The previous prime is 2609535376919. The next prime is 2609535376979. The reversal of 2609535376977 is 7796735359062.

It is not a de Polignac number, because 2609535376977 - 2¹² = 2609535372881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2609535376979) 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, 8923828 + ... + 9211610.

It is an arithmetic number, because the mean of its divisors is an integer number (218602740888).

Almost surely, 2^{2609535376977} is an apocalyptic number.

It is an amenable number.

2609535376977 is a deficient number, since it is larger than the sum of its proper divisors (888108477231).

2609535376977 is a wasteful number, since it uses less digits than its factorization.

2609535376977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303640.

The product of its (nonzero) digits is 450084600, while the sum is 69.

The spelling of 2609535376977 in words is "two trillion, six hundred nine billion, five hundred thirty-five million, three hundred seventy-six thousand, nine hundred seventy-seven".