2151673848 has 64 divisors (see below), whose sum is σ = 6291456000. Its totient is φ = 679474656.

The previous prime is 2151673841. The next prime is 2151673859. The reversal of 2151673848 is 8483761512.

2151673848 is a `hidden beast` number, since 21 + 516 + 73 + 8 + 48 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151673841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258040 + ... + 266247.

It is an arithmetic number, because the mean of its divisors is an integer number (98304000).

Almost surely, 2^2151673848 is an apocalyptic number.

It is an amenable number.

2151673848 is an abundant number, since it is smaller than the sum of its proper divisors (4139782152).

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

2151673848 is a wasteful number, since it uses less digits than its factorization.

2151673848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524321 (or 524311 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 2151673848 is about 46386.1385329712. The cubic root of 2151673848 is about 1290.9977354155.

The spelling of 2151673848 in words is "two billion, one hundred fifty-one million, six hundred seventy-three thousand, eight hundred forty-eight".