142522469408 has 54 divisors (see below), whose sum is σ = 308469173103. Its totient is φ = 64772262720.

The previous prime is 142522469399. The next prime is 142522469417. The reversal of 142522469408 is 804964225241.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (142522469399) and next prime (142522469417).

It can be written as a sum of positive squares in only one way, i.e., 71261234704 + 71261234704 = 266948^2 + 266948^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=266948.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23488391 + ... + 23494457.

Almost surely, 2^142522469408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142522469408

142522469408 is an abundant number, since it is smaller than the sum of its proper divisors (165946703695).

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

142522469408 is an frugal number, since it uses more digits than its factorization.

142522469408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12166 (or 6080 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 142522469408 in words is "one hundred forty-two billion, five hundred twenty-two million, four hundred sixty-nine thousand, four hundred eight".