1429990613208 has 128 divisors (see below), whose sum is σ = 4065235257600. Its totient is φ = 465502464000.

The previous prime is 1429990613173. The next prime is 1429990613221. The reversal of 1429990613208 is 8023160999241.

1429990613208 is a `hidden beast` number, since 1 + 4 + 299 + 90 + 61 + 3 + 208 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99290808 + ... + 99305208.

It is an arithmetic number, because the mean of its divisors is an integer number (31759650450).

Almost surely, 2^{1429990613208} is an apocalyptic number.

1429990613208 is a gapful number since it is divisible by the number (18) 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 1429990613208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2032617628800).

1429990613208 is an abundant number, since it is smaller than the sum of its proper divisors (2635244644392).

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

1429990613208 is a wasteful number, since it uses less digits than its factorization.

1429990613208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25150 (or 25140 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The spelling of 1429990613208 in words is "one trillion, four hundred twenty-nine billion, nine hundred ninety million, six hundred thirteen thousand, two hundred eight".