1477888161552 has 320 divisors, whose sum is σ = 4832210718720. Its totient is φ = 428082969600.

The previous prime is 1477888161523. The next prime is 1477888161577. The reversal of 1477888161552 is 2551618887741.

1477888161552 is a `hidden beast` number, since 1 + 4 + 7 + 7 + 8 + 8 + 8 + 1 + 615 + 5 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1477888161552.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 201866052 + ... + 201873372.

It is an arithmetic number, because the mean of its divisors is an integer number (15100658496).

Almost surely, 2^{1477888161552} is an apocalyptic number.

1477888161552 is a gapful number since it is divisible by the number (12) 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 1477888161552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2416105359360).

1477888161552 is an abundant number, since it is smaller than the sum of its proper divisors (3354322557168).

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

1477888161552 is a wasteful number, since it uses less digits than its factorization.

1477888161552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9219 (or 9207 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 63.

The spelling of 1477888161552 in words is "one trillion, four hundred seventy-seven billion, eight hundred eighty-eight million, one hundred sixty-one thousand, five hundred fifty-two".