142299455076 has 135 divisors (see below), whose sum is σ = 392964509091. Its totient is φ = 44895929616.

The previous prime is 142299455071. The next prime is 142299455099. The reversal of 142299455076 is 670554992241.

It is a happy number.

The square root of 142299455076 is 377226.

It is a perfect power (a square), and thus also a powerful number.

142299455076 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 99 + 45 + 507 + 6 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (142299455071) by changing a digit.

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 44 ways as a sum of consecutive naturals, for example, 129010741 + ... + 129011843.

Almost surely, 2^142299455076 is an apocalyptic number.

142299455076 is the 377226-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142299455076

142299455076 is an abundant number, since it is smaller than the sum of its proper divisors (250665054015).

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

142299455076 is an equidigital number, since it uses as much as digits as its factorization.

142299455076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 142299455076 in words is "one hundred forty-two billion, two hundred ninety-nine million, four hundred fifty-five thousand, seventy-six".