1020504400350 has 24 divisors (see below), whose sum is σ = 2530850913240. Its totient is φ = 272134506720.

The previous prime is 1020504400327. The next prime is 1020504400367. The reversal of 1020504400350 is 530044050201.

It is a super-2 number, since 2×1020504400350² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1020504400350.

It is a congruent number.

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, 3401681185 + ... + 3401681484.

It is an arithmetic number, because the mean of its divisors is an integer number (105452121385).

Almost surely, 2^{1020504400350} is an apocalyptic number.

1020504400350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020504400350 is an abundant number, since it is smaller than the sum of its proper divisors (1510346512890).

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

1020504400350 is a wasteful number, since it uses less digits than its factorization.

1020504400350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6803362684 (or 6803362679 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 1020504400350 its reverse (530044050201), we get a palindrome (1550548450551).

The spelling of 1020504400350 in words is "one trillion, twenty billion, five hundred four million, four hundred thousand, three hundred fifty".