383379354473854 has 4 divisors (see below), whose sum is σ = 575069031710784. Its totient is φ = 191689677236926.

The previous prime is 383379354473849. The next prime is 383379354473867. The reversal of 383379354473854 is 458374453973383.

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

It is a super-2 number, since 2×383379354473854² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95844838618462 + ... + 95844838618465.

It is an arithmetic number, because the mean of its divisors is an integer number (143767257927696).

Almost surely, 2^{383379354473854} is an apocalyptic number.

383379354473854 is a deficient number, since it is larger than the sum of its proper divisors (191689677236930).

383379354473854 is a wasteful number, since it uses less digits than its factorization.

383379354473854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191689677236929.

The product of its digits is 10973491200, while the sum is 76.

The spelling of 383379354473854 in words is "three hundred eighty-three trillion, three hundred seventy-nine billion, three hundred fifty-four million, four hundred seventy-three thousand, eight hundred fifty-four".