340949382619 has 4 divisors (see below), whose sum is σ = 340950556144. Its totient is φ = 340948209096.

The previous prime is 340949382547. The next prime is 340949382649. The reversal of 340949382619 is 916283949043.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 916283949043 = 71 ⋅12905407733.

It is a cyclic number.

It is not a de Polignac number, because 340949382619 - 2²¹ = 340947285467 is a prime.

It is a super-2 number, since 2×340949382619² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340949382649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206689 + ... + 851245.

It is an arithmetic number, because the mean of its divisors is an integer number (85237639036).

Almost surely, 2^340949382619 is an apocalyptic number.

340949382619 is a deficient number, since it is larger than the sum of its proper divisors (1173525).

340949382619 is an equidigital number, since it uses as much as digits as its factorization.

340949382619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173524.

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 340949382619 in words is "three hundred forty billion, nine hundred forty-nine million, three hundred eighty-two thousand, six hundred nineteen".