6115001601650 has 12 divisors (see below), whose sum is σ = 11373902979162. Its totient is φ = 2446000640640.

The previous prime is 6115001601629. The next prime is 6115001601677. The reversal of 6115001601650 is 561061005116.

It can be written as a sum of positive squares in 3 ways, for example, as 5717823092809 + 397178508841 = 2391197^2 + 630221^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61150015967 + ... + 61150016066.

Almost surely, 2^{6115001601650} is an apocalyptic number.

6115001601650 is a deficient number, since it is larger than the sum of its proper divisors (5258901377512).

6115001601650 is a wasteful number, since it uses less digits than its factorization.

6115001601650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122300032045 (or 122300032040 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 32.

Adding to 6115001601650 its reverse (561061005116), we get a palindrome (6676062606766).

The spelling of 6115001601650 in words is "six trillion, one hundred fifteen billion, one million, six hundred one thousand, six hundred fifty".