2601386445 has 16 divisors (see below), whose sum is σ = 4756821120. Its totient is φ = 1189205184.

The previous prime is 2601386441. The next prime is 2601386453. The reversal of 2601386445 is 5446831062.

It is not a de Polignac number, because 2601386445 - 2² = 2601386441 is a prime.

It is a super-2 number, since 2×2601386445² = 13534422872459476050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601386441) 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, 12387450 + ... + 12387659.

It is an arithmetic number, because the mean of its divisors is an integer number (297301320).

Almost surely, 2^2601386445 is an apocalyptic number.

It is an amenable number.

2601386445 is a deficient number, since it is larger than the sum of its proper divisors (2155434675).

2601386445 is a wasteful number, since it uses less digits than its factorization.

2601386445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24775124.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 2601386445 is about 51003.7885357549. The cubic root of 2601386445 is about 1375.3132412516.

The spelling of 2601386445 in words is "two billion, six hundred one million, three hundred eighty-six thousand, four hundred forty-five".