2005615701 has 16 divisors (see below), whose sum is σ = 2975332800. Its totient is φ = 1335254544.

The previous prime is 2005615697. The next prime is 2005615763. The reversal of 2005615701 is 1075165002.

It is not a de Polignac number, because 2005615701 - 2² = 2005615697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2005614701) 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, 30306 + ... + 70211.

It is an arithmetic number, because the mean of its divisors is an integer number (185958300).

Almost surely, 2^2005615701 is an apocalyptic number.

It is an amenable number.

2005615701 is a deficient number, since it is larger than the sum of its proper divisors (969717099).

2005615701 is a wasteful number, since it uses less digits than its factorization.

2005615701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101265 (or 101259 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 2005615701 is about 44784.1009846128. The cubic root of 2005615701 is about 1261.0991712357.

The spelling of 2005615701 in words is "two billion, five million, six hundred fifteen thousand, seven hundred one".