6215755125205 has 16 divisors (see below), whose sum is σ = 7783334342784. Its totient is φ = 4756325745600.

The previous prime is 6215755125193. The next prime is 6215755125247. The reversal of 6215755125205 is 5025215575126.

It is not a de Polignac number, because 6215755125205 - 2³¹ = 6213607641557 is a prime.

It is a super-2 number, since 2×6215755125205² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7144282 + ... + 7966948.

It is an arithmetic number, because the mean of its divisors is an integer number (486458396424).

Almost surely, 2^{6215755125205} is an apocalyptic number.

It is an amenable number.

6215755125205 is a deficient number, since it is larger than the sum of its proper divisors (1567579217579).

6215755125205 is a wasteful number, since it uses less digits than its factorization.

6215755125205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888396.

The product of its (nonzero) digits is 1050000, while the sum is 46.

The spelling of 6215755125205 in words is "six trillion, two hundred fifteen billion, seven hundred fifty-five million, one hundred twenty-five thousand, two hundred five".