1663022527740 has 288 divisors, whose sum is σ = 6192426240000. Its totient is φ = 360112894848.

The previous prime is 1663022527717. The next prime is 1663022527763. The reversal of 1663022527740 is 477252203661.

1663022527740 is a `hidden beast` number, since 1 + 6 + 6 + 30 + 22 + 527 + 74 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1663022527717) and next prime (1663022527763).

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 polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 464221 + ... + 1881899.

It is an arithmetic number, because the mean of its divisors is an integer number (21501480000).

Almost surely, 2^{1663022527740} is an apocalyptic number.

1663022527740 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 1663022527740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3096213120000).

1663022527740 is an abundant number, since it is smaller than the sum of its proper divisors (4529403712260).

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

1663022527740 is a wasteful number, since it uses less digits than its factorization.

1663022527740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417734 (or 1417715 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 1663022527740 in words is "one trillion, six hundred sixty-three billion, twenty-two million, five hundred twenty-seven thousand, seven hundred forty".