914949191385 has 48 divisors (see below), whose sum is σ = 1604394389520. Its totient is φ = 482302771200.

The previous prime is 914949191371. The next prime is 914949191449. The reversal of 914949191385 is 583191949419.

914949191385 is a `hidden beast` number, since 9 + 1 + 4 + 9 + 491 + 9 + 138 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 109042606656 + 805906584729 = 330216^2 + 897723^2 .

It is not a de Polignac number, because 914949191385 - 2²² = 914944997081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2448021 + ... + 2796909.

It is an arithmetic number, because the mean of its divisors is an integer number (33424883115).

Almost surely, 2^914949191385 is an apocalyptic number.

It is an amenable number.

914949191385 is a deficient number, since it is larger than the sum of its proper divisors (689445198135).

914949191385 is a wasteful number, since it uses less digits than its factorization.

914949191385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349578 (or 349575 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 63.

The spelling of 914949191385 in words is "nine hundred fourteen billion, nine hundred forty-nine million, one hundred ninety-one thousand, three hundred eighty-five".