2151747876 has 24 divisors (see below), whose sum is σ = 5156441920. Its totient is φ = 697864032.

The previous prime is 2151747863. The next prime is 2151747883. The reversal of 2151747876 is 6787471512.

It is a super-2 number, since 2×2151747876² = 9260037843741022752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2422696 + ... + 2423583.

Almost surely, 2^2151747876 is an apocalyptic number.

It is an amenable number.

2151747876 is an abundant number, since it is smaller than the sum of its proper divisors (3004694044).

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

2151747876 is a wasteful number, since it uses less digits than its factorization.

2151747876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846323 (or 4846321 counting only the distinct ones).

The product of its digits is 658560, while the sum is 48.

The square root of 2151747876 is about 46386.9364800048. The cubic root of 2151747876 is about 1291.0125407703.

The spelling of 2151747876 in words is "two billion, one hundred fifty-one million, seven hundred forty-seven thousand, eight hundred seventy-six".