6156455559 has 24 divisors (see below), whose sum is σ = 8518170960. Its totient is φ = 3954972672.

The previous prime is 6156455551. The next prime is 6156455587. The reversal of 6156455559 is 9555546516.

It is not a de Polignac number, because 6156455559 - 2³ = 6156455551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6156455551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1453657 + ... + 1457885.

It is an arithmetic number, because the mean of its divisors is an integer number (354923790).

Almost surely, 2^6156455559 is an apocalyptic number.

6156455559 is a deficient number, since it is larger than the sum of its proper divisors (2361715401).

6156455559 is a wasteful number, since it uses less digits than its factorization.

6156455559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4867 (or 4838 counting only the distinct ones).

The product of its digits is 4050000, while the sum is 51.

The square root of 6156455559 is about 78463.0840523109. The cubic root of 6156455559 is about 1832.7796311094.

The spelling of 6156455559 in words is "six billion, one hundred fifty-six million, four hundred fifty-five thousand, five hundred fifty-nine".