4012071581155 has 16 divisors (see below), whose sum is σ = 5252263430400. Its totient is φ = 2917816353760.

The previous prime is 4012071581153. The next prime is 4012071581171. The reversal of 4012071581155 is 5511851702104.

It is not a de Polignac number, because 4012071581155 - 2¹ = 4012071581153 is a prime.

It is a super-2 number, since 2×4012071581155² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4012071581153) 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, 2463216 + ... + 3753874.

It is an arithmetic number, because the mean of its divisors is an integer number (328266464400).

Almost surely, 2^{4012071581155} is an apocalyptic number.

4012071581155 is a deficient number, since it is larger than the sum of its proper divisors (1240191849245).

4012071581155 is a wasteful number, since it uses less digits than its factorization.

4012071581155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347194.

The product of its (nonzero) digits is 56000, while the sum is 40.

The spelling of 4012071581155 in words is "four trillion, twelve billion, seventy-one million, five hundred eighty-one thousand, one hundred fifty-five".