2601115646346 has 24 divisors (see below), whose sum is σ = 6440857791264. Its totient is φ = 743175898920.

The previous prime is 2601115646309. The next prime is 2601115646347. The reversal of 2601115646346 is 6436465111062.

2601115646346 is a `hidden beast` number, since 2 + 6 + 0 + 1 + 1 + 1 + 5 + 6 + 4 + 634 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (2601115646347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10321887360 + ... + 10321887611.

It is an arithmetic number, because the mean of its divisors is an integer number (268369074636).

Almost surely, 2^{2601115646346} is an apocalyptic number.

2601115646346 is an abundant number, since it is smaller than the sum of its proper divisors (3839742144918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2601115646346 is a wasteful number, since it uses less digits than its factorization.

2601115646346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20643774986 (or 20643774983 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 2601115646346 in words is "two trillion, six hundred one billion, one hundred fifteen million, six hundred forty-six thousand, three hundred forty-six".