1468139248 has 40 divisors (see below), whose sum is σ = 2864856320. Its totient is φ = 728844480.

The previous prime is 1468139213. The next prime is 1468139249. The reversal of 1468139248 is 8429318641.

It is a junction number, because it is equal to n+sod(n) for n = 1468139198 and 1468139207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1468139249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2371483 + ... + 2372101.

It is an arithmetic number, because the mean of its divisors is an integer number (71621408).

Almost surely, 2^1468139248 is an apocalyptic number.

It is an amenable number.

1468139248 is a deficient number, since it is larger than the sum of its proper divisors (1396717072).

1468139248 is a wasteful number, since it uses less digits than its factorization.

1468139248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445 (or 1439 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 1468139248 is about 38316.3052498541. The cubic root of 1468139248 is about 1136.5514044318.

The spelling of 1468139248 in words is "one billion, four hundred sixty-eight million, one hundred thirty-nine thousand, two hundred forty-eight".