38555761776 has 40 divisors (see below), whose sum is σ = 113831297664. Its totient is φ = 11015931840.

The previous prime is 38555761721. The next prime is 38555761793. The reversal of 38555761776 is 67716755583.

It is a happy number.

It is a super-2 number, since 2×38555761776² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 57374310 + ... + 57374981.

Almost surely, 2^38555761776 is an apocalyptic number.

It is an amenable number.

38555761776 is an abundant number, since it is smaller than the sum of its proper divisors (75275535888).

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

38555761776 is a wasteful number, since it uses less digits than its factorization.

38555761776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114749309 (or 114749303 counting only the distinct ones).

The product of its digits is 37044000, while the sum is 60.

The spelling of 38555761776 in words is "thirty-eight billion, five hundred fifty-five million, seven hundred sixty-one thousand, seven hundred seventy-six".