142516431294 has 32 divisors (see below), whose sum is σ = 297996620544. Its totient is φ = 45352781760.

The previous prime is 142516431293. The next prime is 142516431307. The reversal of 142516431294 is 492134615241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142516431293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919204 + ... + 1062999.

It is an arithmetic number, because the mean of its divisors is an integer number (9312394392).

Almost surely, 2^142516431294 is an apocalyptic number.

142516431294 is an abundant number, since it is smaller than the sum of its proper divisors (155480189250).

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

142516431294 is a wasteful number, since it uses less digits than its factorization.

142516431294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982752.

The product of its digits is 207360, while the sum is 42.

The spelling of 142516431294 in words is "one hundred forty-two billion, five hundred sixteen million, four hundred thirty-one thousand, two hundred ninety-four".