123465826655 has 32 divisors (see below), whose sum is σ = 151794155520. Its totient is φ = 96380444160.

The previous prime is 123465826643. The next prime is 123465826667. The reversal of 123465826655 is 556628564321.

It is an interprime number because it is at equal distance from previous prime (123465826643) and next prime (123465826667).

It is not a de Polignac number, because 123465826655 - 2²⁴ = 123449049439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123465826597 and 123465826606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34456994 + ... + 34460576.

It is an arithmetic number, because the mean of its divisors is an integer number (4743567360).

Almost surely, 2^123465826655 is an apocalyptic number.

123465826655 is a deficient number, since it is larger than the sum of its proper divisors (28328328865).

123465826655 is a wasteful number, since it uses less digits than its factorization.

123465826655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4631.

The product of its digits is 10368000, while the sum is 53.

The spelling of 123465826655 in words is "one hundred twenty-three billion, four hundred sixty-five million, eight hundred twenty-six thousand, six hundred fifty-five".