6156155105501 has 8 divisors (see below), whose sum is σ = 6163316959800. Its totient is φ = 6148997245440.

The previous prime is 6156155105491. The next prime is 6156155105519. The reversal of 6156155105501 is 1055015516516.

It can be written as a sum of positive squares in 4 ways, for example, as 4316621401 + 6151838484100 = 65701^2 + 2480290^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6156155105501 - 2³⁰ = 6155081363677 is a prime.

It is a super-2 number, since 2×6156155105501² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6156155102501) 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, 2091305 + ... + 4084833.

It is an arithmetic number, because the mean of its divisors is an integer number (770414619975).

Almost surely, 2^{6156155105501} is an apocalyptic number.

It is an amenable number.

6156155105501 is a deficient number, since it is larger than the sum of its proper divisors (7161854299).

6156155105501 is a wasteful number, since it uses less digits than its factorization.

6156155105501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997119.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 6156155105501 in words is "six trillion, one hundred fifty-six billion, one hundred fifty-five million, one hundred five thousand, five hundred one".