142451960019 has 16 divisors (see below), whose sum is σ = 193482216960. Its totient is φ = 93205300320.

The previous prime is 142451959981. The next prime is 142451960023. The reversal of 142451960019 is 910069154241.

It is a happy number.

It is not a de Polignac number, because 142451960019 - 2³⁷ = 5013006547 is a prime.

It is a super-2 number, since 2×142451960019² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142451960029) 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 15 ways as a sum of consecutive naturals, for example, 1253124 + ... + 1362065.

It is an arithmetic number, because the mean of its divisors is an integer number (12092638560).

Almost surely, 2^142451960019 is an apocalyptic number.

142451960019 is a deficient number, since it is larger than the sum of its proper divisors (51030256941).

142451960019 is a wasteful number, since it uses less digits than its factorization.

142451960019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615530.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 142451960019 in words is "one hundred forty-two billion, four hundred fifty-one million, nine hundred sixty thousand, nineteen".