3531111152345 has 48 divisors (see below), whose sum is σ = 4967759522880. Its totient is φ = 2402385987456.

The previous prime is 3531111152339. The next prime is 3531111152351. The reversal of 3531111152345 is 5432511111353.

It is an interprime number because it is at equal distance from previous prime (3531111152339) and next prime (3531111152351).

It is not a de Polignac number, because 3531111152345 - 2⁴⁰ = 2431599524569 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 54898574 + ... + 54962856.

It is an arithmetic number, because the mean of its divisors is an integer number (103494990060).

Almost surely, 2^{3531111152345} is an apocalyptic number.

3531111152345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3531111152345 is a deficient number, since it is larger than the sum of its proper divisors (1436648370535).

3531111152345 is a wasteful number, since it uses less digits than its factorization.

3531111152345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66054 (or 66047 counting only the distinct ones).

The product of its digits is 27000, while the sum is 35.

Adding to 3531111152345 its reverse (5432511111353), we get a palindrome (8963622263698).

The spelling of 3531111152345 in words is "three trillion, five hundred thirty-one billion, one hundred eleven million, one hundred fifty-two thousand, three hundred forty-five".