142904064934 has 4 divisors (see below), whose sum is σ = 214356097404. Its totient is φ = 71452032466.

The previous prime is 142904064917. The next prime is 142904064943. The reversal of 142904064934 is 439460409241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35726016232 + ... + 35726016235.

It is an arithmetic number, because the mean of its divisors is an integer number (53589024351).

Almost surely, 2^142904064934 is an apocalyptic number.

142904064934 is a deficient number, since it is larger than the sum of its proper divisors (71452032470).

142904064934 is an equidigital number, since it uses as much as digits as its factorization.

142904064934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71452032469.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 142904064934 in words is "one hundred forty-two billion, nine hundred four million, sixty-four thousand, nine hundred thirty-four".