5711998650 has 48 divisors (see below), whose sum is σ = 14195025984. Its totient is φ = 1520052480.

The previous prime is 5711998639. The next prime is 5711998667. The reversal of 5711998650 is 568991175.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5711998593 and 5711998602.

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, 33954 + ... + 112146.

It is an arithmetic number, because the mean of its divisors is an integer number (295729708).

Almost surely, 2^5711998650 is an apocalyptic number.

5711998650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5711998650 is an abundant number, since it is smaller than the sum of its proper divisors (8483027334).

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

5711998650 is a wasteful number, since it uses less digits than its factorization.

5711998650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78695 (or 78690 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 51.

The square root of 5711998650 is about 75577.7655795671. The cubic root of 5711998650 is about 1787.5685232994.

The spelling of 5711998650 in words is "five billion, seven hundred eleven million, nine hundred ninety-eight thousand, six hundred fifty".