38945500554983 has 4 divisors (see below), whose sum is σ = 42486000605448. Its totient is φ = 35405000504520.

The previous prime is 38945500554979. The next prime is 38945500555061.

It is a happy number.

38945500554983 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38945500554983 - 2² = 38945500554979 is a prime.

It is a super-2 number, since 2×38945500554983² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38945500554383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1770250025216 + ... + 1770250025237.

It is an arithmetic number, because the mean of its divisors is an integer number (10621500151362).

Almost surely, 2^{38945500554983} is an apocalyptic number.

38945500554983 is a deficient number, since it is larger than the sum of its proper divisors (3540500050465).

38945500554983 is a wasteful number, since it uses less digits than its factorization.

38945500554983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540500050464.

The product of its (nonzero) digits is 466560000, while the sum is 68.

The spelling of 38945500554983 in words is "thirty-eight trillion, nine hundred forty-five billion, five hundred million, five hundred fifty-four thousand, nine hundred eighty-three".