2031616998 has 16 divisors (see below), whose sum is σ = 4514704560. Its totient is φ = 677205648.

The previous prime is 2031616997. The next prime is 2031616999. The reversal of 2031616998 is 8996161302.

It is a happy number.

2031616998 is a `hidden beast` number, since 20 + 3 + 1 + 616 + 9 + 9 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (2031616997) and next prime (2031616999).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031616991) 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, 18811215 + ... + 18811322.

It is an arithmetic number, because the mean of its divisors is an integer number (282169035).

Almost surely, 2^2031616998 is an apocalyptic number.

2031616998 is an abundant number, since it is smaller than the sum of its proper divisors (2483087562).

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

2031616998 is a wasteful number, since it uses less digits than its factorization.

2031616998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37622548 (or 37622542 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 2031616998 is about 45073.4622366643. The cubic root of 2031616998 is about 1266.5255224847.

The spelling of 2031616998 in words is "two billion, thirty-one million, six hundred sixteen thousand, nine hundred ninety-eight".