8140536215 has 16 divisors (see below), whose sum is σ = 11197908480. Its totient is φ = 5565209760.

The previous prime is 8140536199. The next prime is 8140536227. The reversal of 8140536215 is 5126350418.

It is not a de Polignac number, because 8140536215 - 2⁴ = 8140536199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339755 + ... + 362924.

It is an arithmetic number, because the mean of its divisors is an integer number (699869280).

Almost surely, 2^8140536215 is an apocalyptic number.

8140536215 is a deficient number, since it is larger than the sum of its proper divisors (3057372265).

8140536215 is a wasteful number, since it uses less digits than its factorization.

8140536215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703022.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 8140536215 is about 90224.9201440489. The cubic root of 8140536215 is about 2011.6434349203.

The spelling of 8140536215 in words is "eight billion, one hundred forty million, five hundred thirty-six thousand, two hundred fifteen".