1474688806452 has 18 divisors (see below), whose sum is σ = 3727685594178. Its totient is φ = 491562935472.

The previous prime is 1474688806361. The next prime is 1474688806453. The reversal of 1474688806452 is 2546088864741.

It is a happy number.

1474688806452 is a `hidden beast` number, since 1 + 47 + 4 + 68 + 8 + 80 + 6 + 452 = 666.

It can be written as a sum of positive squares in only one way, i.e., 890463998736 + 584224807716 = 943644^2 + 764346^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1474688806452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1474688806453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20481788943 + ... + 20481789014.

It is an arithmetic number, because the mean of its divisors is an integer number (207093644121).

Almost surely, 2^{1474688806452} is an apocalyptic number.

1474688806452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1474688806452 is an abundant number, since it is smaller than the sum of its proper divisors (2252996787726).

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

1474688806452 is a wasteful number, since it uses less digits than its factorization.

1474688806452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40963577967 (or 40963577962 counting only the distinct ones).

The product of its (nonzero) digits is 82575360, while the sum is 63.

The spelling of 1474688806452 in words is "one trillion, four hundred seventy-four billion, six hundred eighty-eight million, eight hundred six thousand, four hundred fifty-two".