349520719534 has 16 divisors (see below), whose sum is σ = 599232559968. Its totient is φ = 149781048192.

The previous prime is 349520719531. The next prime is 349520719549. The reversal of 349520719534 is 435917025943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349520719531) 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, 967687 + ... + 1278850.

It is an arithmetic number, because the mean of its divisors is an integer number (37452034998).

Almost surely, 2^349520719534 is an apocalyptic number.

349520719534 is a deficient number, since it is larger than the sum of its proper divisors (249711840434).

349520719534 is a wasteful number, since it uses less digits than its factorization.

349520719534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257659.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 349520719534 in words is "three hundred forty-nine billion, five hundred twenty million, seven hundred nineteen thousand, five hundred thirty-four".