142115407458 has 32 divisors (see below), whose sum is σ = 289988975232. Its totient is φ = 46418016000.

The previous prime is 142115407429. The next prime is 142115407463. The reversal of 142115407458 is 854704511241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641943 + ... + 834458.

It is an arithmetic number, because the mean of its divisors is an integer number (9062155476).

Almost surely, 2^142115407458 is an apocalyptic number.

142115407458 is an abundant number, since it is smaller than the sum of its proper divisors (147873567774).

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

142115407458 is a wasteful number, since it uses less digits than its factorization.

142115407458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476730.

The product of its (nonzero) digits is 179200, while the sum is 42.

Adding to 142115407458 its reverse (854704511241), we get a palindrome (996819918699).

The spelling of 142115407458 in words is "one hundred forty-two billion, one hundred fifteen million, four hundred seven thousand, four hundred fifty-eight".