142629252705 has 16 divisors (see below), whose sum is σ = 253563116160. Its totient is φ = 76068934704.

The previous prime is 142629252671. The next prime is 142629252707. The reversal of 142629252705 is 507252926241.

142629252705 is a `hidden beast` number, since 14 + 2 + 629 + 2 + 5 + 2 + 7 + 0 + 5 = 666.

142629252705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142629252705 - 2⁶ = 142629252641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (142629252707) 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 15 ways as a sum of consecutive naturals, for example, 528256357 + ... + 528256626.

It is an arithmetic number, because the mean of its divisors is an integer number (15847694760).

Almost surely, 2^142629252705 is an apocalyptic number.

142629252705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142629252705 is a deficient number, since it is larger than the sum of its proper divisors (110933863455).

142629252705 is a wasteful number, since it uses less digits than its factorization.

142629252705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056512997 (or 1056512991 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 142629252705 in words is "one hundred forty-two billion, six hundred twenty-nine million, two hundred fifty-two thousand, seven hundred five".