23435405155 has 8 divisors (see below), whose sum is σ = 28412409312. Its totient is φ = 18555042048.

The previous prime is 23435405137. The next prime is 23435405167. The reversal of 23435405155 is 55150453432.

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-23435405155 is a prime.

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, 24159727 + ... + 24160696.

It is an arithmetic number, because the mean of its divisors is an integer number (3551551164).

Almost surely, 2^23435405155 is an apocalyptic number.

23435405155 is a deficient number, since it is larger than the sum of its proper divisors (4977004157).

23435405155 is an equidigital number, since it uses as much as digits as its factorization.

23435405155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48320525.

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 23435405155 its reverse (55150453432), we get a palindrome (78585858587).

The spelling of 23435405155 in words is "twenty-three billion, four hundred thirty-five million, four hundred five thousand, one hundred fifty-five".