315142025342 has 16 divisors (see below), whose sum is σ = 488944022112. Its totient is φ = 152235310080.

The previous prime is 315142025333. The next prime is 315142025357. The reversal of 315142025342 is 243520241513.

It is a super-2 number, since 2×315142025342² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 315142025299 and 315142025308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18647843 + ... + 18664734.

It is an arithmetic number, because the mean of its divisors is an integer number (30559001382).

Almost surely, 2^315142025342 is an apocalyptic number.

315142025342 is a deficient number, since it is larger than the sum of its proper divisors (173801996770).

315142025342 is a wasteful number, since it uses less digits than its factorization.

315142025342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37312723.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 315142025342 its reverse (243520241513), we get a palindrome (558662266855).

The spelling of 315142025342 in words is "three hundred fifteen billion, one hundred forty-two million, twenty-five thousand, three hundred forty-two".