349811512350 has 48 divisors (see below), whose sum is σ = 887707742592. Its totient is φ = 91113694560.

The previous prime is 349811512343. The next prime is 349811512357. The reversal of 349811512350 is 53215118943.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (349811512343) and next prime (349811512357).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349811512357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27110722 + ... + 27123621.

It is an arithmetic number, because the mean of its divisors is an integer number (18493911304).

Almost surely, 2^349811512350 is an apocalyptic number.

349811512350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

349811512350 is an abundant number, since it is smaller than the sum of its proper divisors (537896230242).

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

349811512350 is a wasteful number, since it uses less digits than its factorization.

349811512350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54234401 (or 54234396 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 349811512350 in words is "three hundred forty-nine billion, eight hundred eleven million, five hundred twelve thousand, three hundred fifty".