1350621124020 has 288 divisors, whose sum is σ = 4784193662976. Its totient is φ = 301992134400.

The previous prime is 1350621124019. The next prime is 1350621124031. The reversal of 1350621124020 is 204211260531.

1350621124020 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 621 + 12 + 4 + 0 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 149881315 + ... + 149890325.

It is an arithmetic number, because the mean of its divisors is an integer number (16611783552).

Almost surely, 2^{1350621124020} is an apocalyptic number.

1350621124020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1350621124020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392096831488).

1350621124020 is an abundant number, since it is smaller than the sum of its proper divisors (3433572538956).

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

1350621124020 is a wasteful number, since it uses less digits than its factorization.

1350621124020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11611 (or 11606 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1350621124020 its reverse (204211260531), we get a palindrome (1554832384551).

The spelling of 1350621124020 in words is "one trillion, three hundred fifty billion, six hundred twenty-one million, one hundred twenty-four thousand, twenty".