702157145342 has 4 divisors (see below), whose sum is σ = 1053235718016. Its totient is φ = 351078572670.

The previous prime is 702157145341. The next prime is 702157145383. The reversal of 702157145342 is 243541751207.

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

It is a self number, because there is not a number n which added to its sum of digits gives 702157145342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (702157145341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175539286334 + ... + 175539286337.

It is an arithmetic number, because the mean of its divisors is an integer number (263308929504).

Almost surely, 2^702157145342 is an apocalyptic number.

702157145342 is a deficient number, since it is larger than the sum of its proper divisors (351078572674).

702157145342 is a wasteful number, since it uses less digits than its factorization.

702157145342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351078572673.

The product of its (nonzero) digits is 235200, while the sum is 41.

Adding to 702157145342 its reverse (243541751207), we get a palindrome (945698896549).

The spelling of 702157145342 in words is "seven hundred two billion, one hundred fifty-seven million, one hundred forty-five thousand, three hundred forty-two".