6001137780 has 72 divisors (see below), whose sum is σ = 18469639776. Its totient is φ = 1454819520.

The previous prime is 6001137773. The next prime is 6001137797. The reversal of 6001137780 is 877311006.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406042 + ... + 420561.

Almost surely, 2^6001137780 is an apocalyptic number.

6001137780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6001137780 is an abundant number, since it is smaller than the sum of its proper divisors (12468501996).

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

6001137780 is a wasteful number, since it uses less digits than its factorization.

6001137780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826637 (or 826624 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 6001137780 is about 77467.0109143240. The cubic root of 6001137780 is about 1817.2354457653.

Adding to 6001137780 its reverse (877311006), we get a palindrome (6878448786).

The spelling of 6001137780 in words is "six billion, one million, one hundred thirty-seven thousand, seven hundred eighty".