4155128755662 has 16 divisors (see below), whose sum is σ = 8310439377360. Its totient is φ = 1385012607552.

The previous prime is 4155128755649. The next prime is 4155128755669. The reversal of 4155128755662 is 2665578215514.

It is a super-2 number, since 2×4155128755662² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155128755669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7279837 + ... + 7829832.

It is an arithmetic number, because the mean of its divisors is an integer number (519402461085).

Almost surely, 2^{4155128755662} is an apocalyptic number.

4155128755662 is an abundant number, since it is smaller than the sum of its proper divisors (4155310621698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4155128755662 is a wasteful number, since it uses less digits than its factorization.

4155128755662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15155507.

The product of its digits is 20160000, while the sum is 57.

The spelling of 4155128755662 in words is "four trillion, one hundred fifty-five billion, one hundred twenty-eight million, seven hundred fifty-five thousand, six hundred sixty-two".