253195477342 has 8 divisors (see below), whose sum is σ = 379798966800. Its totient is φ = 126595821744.

The previous prime is 253195477313. The next prime is 253195477343. The reversal of 253195477342 is 243774591352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 253195477342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253195477343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787242 + ... + 1061197.

It is an arithmetic number, because the mean of its divisors is an integer number (47474870850).

Almost surely, 2^253195477342 is an apocalyptic number.

253195477342 is a deficient number, since it is larger than the sum of its proper divisors (126603489458).

253195477342 is a wasteful number, since it uses less digits than its factorization.

253195477342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916930.

The product of its digits is 6350400, while the sum is 52.

The spelling of 253195477342 in words is "two hundred fifty-three billion, one hundred ninety-five million, four hundred seventy-seven thousand, three hundred forty-two".