1478867761152 has 144 divisors (see below), whose sum is σ = 4279827825000. Its totient is φ = 491964973056.

The previous prime is 1478867761141. The next prime is 1478867761157. The reversal of 1478867761152 is 2511677688741.

1478867761152 is a `hidden beast` number, since 1 + 4 + 7 + 8 + 8 + 6 + 7 + 7 + 611 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 1478867761152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478867761157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9117174 + ... + 9277962.

Almost surely, 2^{1478867761152} is an apocalyptic number.

1478867761152 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 1478867761152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2139913912500).

1478867761152 is an abundant number, since it is smaller than the sum of its proper divisors (2800960063848).

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

1478867761152 is a wasteful number, since it uses less digits than its factorization.

1478867761152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161316 (or 161293 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 63.

The spelling of 1478867761152 in words is "one trillion, four hundred seventy-eight billion, eight hundred sixty-seven million, seven hundred sixty-one thousand, one hundred fifty-two".