349149437772 has 24 divisors (see below), whose sum is σ = 816951340800. Its totient is φ = 116058957456.

The previous prime is 349149437737. The next prime is 349149437789. The reversal of 349149437772 is 277734941943.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40519072 + ... + 40527687.

It is an arithmetic number, because the mean of its divisors is an integer number (34039639200).

Almost surely, 2^349149437772 is an apocalyptic number.

It is an amenable number.

349149437772 is an abundant number, since it is smaller than the sum of its proper divisors (467801903028).

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

349149437772 is a wasteful number, since it uses less digits than its factorization.

349149437772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81047125 (or 81047123 counting only the distinct ones).

The product of its digits is 32006016, while the sum is 60.

The spelling of 349149437772 in words is "three hundred forty-nine billion, one hundred forty-nine million, four hundred thirty-seven thousand, seven hundred seventy-two".