355142124315 has 48 divisors (see below), whose sum is σ = 711043927776. Its totient is φ = 162061286400.

The previous prime is 355142124313. The next prime is 355142124319. The reversal of 355142124315 is 513421241553.

355142124315 is a `hidden beast` number, since 3 + 5 + 5 + 1 + 4 + 212 + 431 + 5 = 666.

It is not a de Polignac number, because 355142124315 - 2¹ = 355142124313 is a prime.

It is a super-2 number, since 2×355142124315² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 355142124315.

It is not an unprimeable number, because it can be changed into a prime (355142124313) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21093316 + ... + 21110145.

It is an arithmetic number, because the mean of its divisors is an integer number (14813415162).

Almost surely, 2^355142124315 is an apocalyptic number.

355142124315 is an abundant number, since it is smaller than the sum of its proper divisors (355901803461).

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

355142124315 is a wasteful number, since it uses less digits than its factorization.

355142124315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42203500 (or 42203497 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

Adding to 355142124315 its reverse (513421241553), we get a palindrome (868563365868).

The spelling of 355142124315 in words is "three hundred fifty-five billion, one hundred forty-two million, one hundred twenty-four thousand, three hundred fifteen".