6431161033155 has 16 divisors (see below), whose sum is σ = 10291117780224. Its totient is φ = 3429532508640.

The previous prime is 6431161033091. The next prime is 6431161033163. The reversal of 6431161033155 is 5513301611346.

It is not a de Polignac number, because 6431161033155 - 2⁶ = 6431161033091 is a prime.

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, 26126061 + ... + 26371070.

It is an arithmetic number, because the mean of its divisors is an integer number (643194861264).

Almost surely, 2^{6431161033155} is an apocalyptic number.

6431161033155 is a deficient number, since it is larger than the sum of its proper divisors (3859956747069).

6431161033155 is a wasteful number, since it uses less digits than its factorization.

6431161033155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52505306.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 6431161033155 in words is "six trillion, four hundred thirty-one billion, one hundred sixty-one million, thirty-three thousand, one hundred fifty-five".