381893414853 has 8 divisors (see below), whose sum is σ = 521610518016. Its totient is φ = 248385960800.

The previous prime is 381893414849. The next prime is 381893414869. The reversal of 381893414853 is 358414398183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 381893414853 - 2² = 381893414849 is a prime.

It is a super-2 number, since 2×381893414853² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 381893414793 and 381893414802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381893414843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552412133 + ... + 1552412378.

It is an arithmetic number, because the mean of its divisors is an integer number (65201314752).

Almost surely, 2^381893414853 is an apocalyptic number.

It is an amenable number.

381893414853 is a deficient number, since it is larger than the sum of its proper divisors (139717103163).

381893414853 is a wasteful number, since it uses less digits than its factorization.

381893414853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104824555.

The product of its digits is 9953280, while the sum is 57.

The spelling of 381893414853 in words is "three hundred eighty-one billion, eight hundred ninety-three million, four hundred fourteen thousand, eight hundred fifty-three".