2002016451 has 16 divisors (see below), whose sum is σ = 2680381440. Its totient is φ = 1329176640.

The previous prime is 2002016449. The next prime is 2002016473. The reversal of 2002016451 is 1546102002.

It is not a de Polignac number, because 2002016451 - 2¹ = 2002016449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002016651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1514871 + ... + 1516191.

It is an arithmetic number, because the mean of its divisors is an integer number (167523840).

Almost surely, 2^2002016451 is an apocalyptic number.

2002016451 is a deficient number, since it is larger than the sum of its proper divisors (678364989).

2002016451 is a wasteful number, since it uses less digits than its factorization.

2002016451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2002016451 is about 44743.8984778931. The cubic root of 2002016451 is about 1260.3443358477.

Adding to 2002016451 its reverse (1546102002), we get a palindrome (3548118453).

The spelling of 2002016451 in words is "two billion, two million, sixteen thousand, four hundred fifty-one".