123051532355 has 8 divisors (see below), whose sum is σ = 147830215632. Its totient is φ = 98328974688.

The previous prime is 123051532321. The next prime is 123051532411. The reversal of 123051532355 is 553235150321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123051532355 is a prime.

It is a super-2 number, since 2×123051532355² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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, 14026577 + ... + 14035346.

It is an arithmetic number, because the mean of its divisors is an integer number (18478776954).

Almost surely, 2^123051532355 is an apocalyptic number.

123051532355 is a deficient number, since it is larger than the sum of its proper divisors (24778683277).

123051532355 is an equidigital number, since it uses as much as digits as its factorization.

123051532355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28062805.

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 123051532355 its reverse (553235150321), we get a palindrome (676286682676).

The spelling of 123051532355 in words is "one hundred twenty-three billion, fifty-one million, five hundred thirty-two thousand, three hundred fifty-five".