1429884551956 has 12 divisors (see below), whose sum is σ = 2859769103968. Its totient is φ = 612807665112.

The previous prime is 1429884551941. The next prime is 1429884551957. The reversal of 1429884551956 is 6591554889241.

1429884551956 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1429884551891 and 1429884551900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429884551957) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 25533652686 + ... + 25533652741.

Almost surely, 2^{1429884551956} is an apocalyptic number.

It is an amenable number.

1429884551956 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1429884551956 is a wasteful number, since it uses less digits than its factorization.

1429884551956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51067305438 (or 51067305436 counting only the distinct ones).

The product of its digits is 124416000, while the sum is 67.

The spelling of 1429884551956 in words is "one trillion, four hundred twenty-nine billion, eight hundred eighty-four million, five hundred fifty-one thousand, nine hundred fifty-six".