6154148072 has 8 divisors (see below), whose sum is σ = 11539027650. Its totient is φ = 3077074032.

The previous prime is 6154148069. The next prime is 6154148083. The reversal of 6154148072 is 2708414516.

It can be written as a sum of positive squares in only one way, i.e., 5567248996 + 586899076 = 74614^2 + 24226^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 384634247 + ... + 384634262.

Almost surely, 2^6154148072 is an apocalyptic number.

It is an amenable number.

6154148072 is a deficient number, since it is larger than the sum of its proper divisors (5384879578).

6154148072 is a wasteful number, since it uses less digits than its factorization.

6154148072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769268515 (or 769268511 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 6154148072 is about 78448.3783898686. The cubic root of 6154148072 is about 1832.5506225178.

The spelling of 6154148072 in words is "six billion, one hundred fifty-four million, one hundred forty-eight thousand, seventy-two".