351000405200000 has 96 divisors (see below), whose sum is σ = 874017334974420. Its totient is φ = 140400161920000.

The previous prime is 351000405199967. The next prime is 351000405200051. The reversal of 351000405200000 is 2504000153.

It can be written as a sum of positive squares in 6 ways, for example, as 12195125591104 + 338805279608896 = 3492152^2 + 18406664^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438350507 + ... + 439150506.

Almost surely, 2^{351000405200000} is an apocalyptic number.

It is an amenable number.

351000405200000 is an abundant number, since it is smaller than the sum of its proper divisors (523016929774420).

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

351000405200000 is an frugal number, since it uses more digits than its factorization.

351000405200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877501052 (or 877501020 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

Adding to 351000405200000 its reverse (2504000153), we get a palindrome (351002909200153).

The spelling of 351000405200000 in words is "three hundred fifty-one trillion, four hundred five million, two hundred thousand".