215743045701 has 32 divisors (see below), whose sum is σ = 302553313920. Its totient is φ = 136548115200.

The previous prime is 215743045667. The next prime is 215743045741. The reversal of 215743045701 is 107540347512.

It is not a de Polignac number, because 215743045701 - 2¹⁰ = 215743044677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 215743045701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215743045741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25793146 + ... + 25801508.

It is an arithmetic number, because the mean of its divisors is an integer number (9454791060).

Almost surely, 2^215743045701 is an apocalyptic number.

It is an amenable number.

215743045701 is a deficient number, since it is larger than the sum of its proper divisors (86810268219).

215743045701 is a wasteful number, since it uses less digits than its factorization.

215743045701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13317.

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 215743045701 in words is "two hundred fifteen billion, seven hundred forty-three million, forty-five thousand, seven hundred one".