1429442857930 has 16 divisors (see below), whose sum is σ = 2582562194280. Its totient is φ = 569651576512.

The previous prime is 1429442857919. The next prime is 1429442858021. The reversal of 1429442857930 is 397582449241.

It can be written as a sum of positive squares in 4 ways, for example, as 595269342369 + 834173515561 = 771537^2 + 913331^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265693009 + ... + 265698388.

Almost surely, 2^{1429442857930} is an apocalyptic number.

1429442857930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1429442857930 is a deficient number, since it is larger than the sum of its proper divisors (1153119336350).

1429442857930 is a wasteful number, since it uses less digits than its factorization.

1429442857930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531391673.

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 1429442857930 in words is "one trillion, four hundred twenty-nine billion, four hundred forty-two million, eight hundred fifty-seven thousand, nine hundred thirty".