354345145115 has 48 divisors (see below), whose sum is σ = 480571146720. Its totient is φ = 250470005760.

The previous prime is 354345145087. The next prime is 354345145159. The reversal of 354345145115 is 511541543453.

It is not a de Polignac number, because 354345145115 - 2¹⁶ = 354345079579 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1739696 + ... + 1932674.

It is an arithmetic number, because the mean of its divisors is an integer number (10011898890).

Almost surely, 2^354345145115 is an apocalyptic number.

354345145115 is a deficient number, since it is larger than the sum of its proper divisors (126226001605).

354345145115 is a wasteful number, since it uses less digits than its factorization.

354345145115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193104 (or 193091 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

Adding to 354345145115 its reverse (511541543453), we get a palindrome (865886688568).

The spelling of 354345145115 in words is "three hundred fifty-four billion, three hundred forty-five million, one hundred forty-five thousand, one hundred fifteen".