2002551245 has 8 divisors (see below), whose sum is σ = 2407273440. Its totient is φ = 1599233040.

The previous prime is 2002551241. The next prime is 2002551247. The reversal of 2002551245 is 5421552002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2002551245 - 2² = 2002551241 is a prime.

It is a super-2 number, since 2×2002551245² = 8020422977702100050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002551241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347855 + ... + 353564.

It is an arithmetic number, because the mean of its divisors is an integer number (300909180).

Almost surely, 2^2002551245 is an apocalyptic number.

It is an amenable number.

2002551245 is a deficient number, since it is larger than the sum of its proper divisors (404722195).

2002551245 is an equidigital number, since it uses as much as digits as its factorization.

2002551245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701995.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2002551245 is about 44749.8742456334. The cubic root of 2002551245 is about 1260.4565501405.

The spelling of 2002551245 in words is "two billion, two million, five hundred fifty-one thousand, two hundred forty-five".