381346714477 has 8 divisors (see below), whose sum is σ = 385301901600. Its totient is φ = 377408837424.

The previous prime is 381346714447. The next prime is 381346714493. The reversal of 381346714477 is 774417643183.

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 381346714477 - 2²³ = 381338325869 is a prime.

It is a super-2 number, since 2×381346714477² (a number of 24 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 (381346714447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4283227 + ... + 4371352.

It is an arithmetic number, because the mean of its divisors is an integer number (48162737700).

Almost surely, 2^381346714477 is an apocalyptic number.

It is an amenable number.

381346714477 is a deficient number, since it is larger than the sum of its proper divisors (3955187123).

381346714477 is a wasteful number, since it uses less digits than its factorization.

381346714477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8655035.

The product of its digits is 9483264, while the sum is 55.

The spelling of 381346714477 in words is "three hundred eighty-one billion, three hundred forty-six million, seven hundred fourteen thousand, four hundred seventy-seven".