38154034983771 has 480 divisors, whose sum is σ = 70661494758400. Its totient is φ = 19772036444160.

The previous prime is 38154034983761. The next prime is 38154034983851. The reversal of 38154034983771 is 17738943045183.

38154034983771 is a `hidden beast` number, since 3 + 8 + 1 + 5 + 40 + 3 + 498 + 37 + 71 = 666.

It is not a de Polignac number, because 38154034983771 - 2⁵ = 38154034983739 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 38154034983699 and 38154034983708.

It is not an unprimeable number, because it can be changed into a prime (38154034983761) by changing a digit.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 210795773301 + ... + 210795773481.

Almost surely, 2^{38154034983771} is an apocalyptic number.

38154034983771 is a deficient number, since it is larger than the sum of its proper divisors (32507459774629).

38154034983771 is a wasteful number, since it uses less digits than its factorization.

38154034983771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 38154034983771 in words is "thirty-eight trillion, one hundred fifty-four billion, thirty-four million, nine hundred eighty-three thousand, seven hundred seventy-one".