351252839340 has 192 divisors, whose sum is σ = 1228014950400. Its totient is φ = 82702971648.

The previous prime is 351252839293. The next prime is 351252839341. The reversal of 351252839340 is 43938252153.

351252839340 is a `hidden beast` number, since 3 + 5 + 1 + 25 + 283 + 9 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (351252839341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 926280 + ... + 1249199.

It is an arithmetic number, because the mean of its divisors is an integer number (6395911200).

Almost surely, 2^351252839340 is an apocalyptic number.

351252839340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

351252839340 is an abundant number, since it is smaller than the sum of its proper divisors (876762111060).

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

351252839340 is a wasteful number, since it uses less digits than its factorization.

351252839340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175533 (or 2175525 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 351252839340 in words is "three hundred fifty-one billion, two hundred fifty-two million, eight hundred thirty-nine thousand, three hundred forty".