7758138048 has 56 divisors (see below), whose sum is σ = 20730027120. Its totient is φ = 2560435200.

The previous prime is 7758138043. The next prime is 7758138053. The reversal of 7758138048 is 8408318577.

It is an interprime number because it is at equal distance from previous prime (7758138043) and next prime (7758138053).

It is not an unprimeable number, because it can be changed into a prime (7758138043) 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, 180643 + ... + 219426.

Almost surely, 2^7758138048 is an apocalyptic number.

It is an amenable number.

7758138048 is an abundant number, since it is smaller than the sum of its proper divisors (12971889072).

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

7758138048 is a wasteful number, since it uses less digits than its factorization.

7758138048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400185 (or 400175 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 51.

The square root of 7758138048 is about 88080.2931875229. The cubic root of 7758138048 is about 1979.6382402033.

The spelling of 7758138048 in words is "seven billion, seven hundred fifty-eight million, one hundred thirty-eight thousand, forty-eight".