38948555975 has 24 divisors (see below), whose sum is σ = 56687452128. Its totient is φ = 25985750400.

The previous prime is 38948555963. The next prime is 38948556029. The reversal of 38948555975 is 57955584983.

It is a happy number.

It is not a de Polignac number, because 38948555975 - 2⁸ = 38948555719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3001136 + ... + 3014085.

It is an arithmetic number, because the mean of its divisors is an integer number (2361977172).

Almost surely, 2^38948555975 is an apocalyptic number.

38948555975 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

38948555975 is a deficient number, since it is larger than the sum of its proper divisors (17738896153).

38948555975 is a wasteful number, since it uses less digits than its factorization.

38948555975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6015275 (or 6015270 counting only the distinct ones).

The product of its digits is 272160000, while the sum is 68.

The spelling of 38948555975 in words is "thirty-eight billion, nine hundred forty-eight million, five hundred fifty-five thousand, nine hundred seventy-five".