355020004251120 has 80 divisors (see below), whose sum is σ = 1185220629587232. Its totient is φ = 87389539507200.

The previous prime is 355020004251113. The next prime is 355020004251131. The reversal of 355020004251120 is 21152400020553.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56894228331 + ... + 56894234570.

Almost surely, 2^{355020004251120} is an apocalyptic number.

355020004251120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

355020004251120 is an abundant number, since it is smaller than the sum of its proper divisors (830200625336112).

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

355020004251120 is a wasteful number, since it uses less digits than its factorization.

355020004251120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113788462930 (or 113788462924 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 355020004251120 its reverse (21152400020553), we get a palindrome (376172404271673).

The spelling of 355020004251120 in words is "three hundred fifty-five trillion, twenty billion, four million, two hundred fifty-one thousand, one hundred twenty".