349731145548 has 72 divisors (see below), whose sum is σ = 911946475440. Its totient is φ = 112954469760.

The previous prime is 349731145507. The next prime is 349731145601. The reversal of 349731145548 is 845541137943.

349731145548 is a `hidden beast` number, since 3 + 4 + 9 + 73 + 1 + 14 + 554 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 349731145494 and 349731145503.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041363 + ... + 1335626.

It is an arithmetic number, because the mean of its divisors is an integer number (12665923270).

Almost surely, 2^349731145548 is an apocalyptic number.

It is an amenable number.

349731145548 is an abundant number, since it is smaller than the sum of its proper divisors (562215329892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349731145548 is a wasteful number, since it uses less digits than its factorization.

349731145548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377127 (or 2377122 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 349731145548 in words is "three hundred forty-nine billion, seven hundred thirty-one million, one hundred forty-five thousand, five hundred forty-eight".