1825415146620 has 288 divisors, whose sum is σ = 6307535025792. Its totient is φ = 423908204544.

The previous prime is 1825415146613. The next prime is 1825415146637. The reversal of 1825415146620 is 266415145281.

1825415146620 is a `hidden beast` number, since 1 + 8 + 2 + 5 + 4 + 1 + 5 + 14 + 6 + 620 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3696552 + ... + 4161168.

It is an arithmetic number, because the mean of its divisors is an integer number (21901163284).

Almost surely, 2^{1825415146620} is an apocalyptic number.

1825415146620 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 1825415146620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3153767512896).

1825415146620 is an abundant number, since it is smaller than the sum of its proper divisors (4482119879172).

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

1825415146620 is a wasteful number, since it uses less digits than its factorization.

1825415146620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464741 (or 464736 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 1825415146620 in words is "one trillion, eight hundred twenty-five billion, four hundred fifteen million, one hundred forty-six thousand, six hundred twenty".