381624426183 has 32 divisors (see below), whose sum is σ = 683187789312. Its totient is φ = 182996726400.

The previous prime is 381624426149. The next prime is 381624426193.

381624426183 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 381624426183 - 2⁹ = 381624425671 is a prime.

It is a super-4 number, since 4×381624426183⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381624426103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63537528 + ... + 63543533.

It is an arithmetic number, because the mean of its divisors is an integer number (21349618416).

Almost surely, 2^381624426183 is an apocalyptic number.

381624426183 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

381624426183 is a deficient number, since it is larger than the sum of its proper divisors (301563363129).

381624426183 is a wasteful number, since it uses less digits than its factorization.

381624426183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127081095.

The product of its digits is 1327104, while the sum is 48.

The spelling of 381624426183 in words is "three hundred eighty-one billion, six hundred twenty-four million, four hundred twenty-six thousand, one hundred eighty-three".