142102551341224 has 8 divisors (see below), whose sum is σ = 266442283764810. Its totient is φ = 71051275670608.

The previous prime is 142102551341221. The next prime is 142102551341249. The reversal of 142102551341224 is 422143155201241.

It can be written as a sum of positive squares in only one way, i.e., 78372953122500 + 63729598218724 = 8852850^2 + 7983082^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (142102551341221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8881409458819 + ... + 8881409458834.

Almost surely, 2^{142102551341224} is an apocalyptic number.

It is an amenable number.

142102551341224 is a deficient number, since it is larger than the sum of its proper divisors (124339732423586).

142102551341224 is a wasteful number, since it uses less digits than its factorization.

142102551341224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17762818917659 (or 17762818917655 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 142102551341224 in words is "one hundred forty-two trillion, one hundred two billion, five hundred fifty-one million, three hundred forty-one thousand, two hundred twenty-four".