123461128623 has 32 divisors (see below), whose sum is σ = 189405844992. Its totient is φ = 70072214400.

The previous prime is 123461128597. The next prime is 123461128633. The reversal of 123461128623 is 326821164321.

It is not a de Polignac number, because 123461128623 - 2¹⁶ = 123461063087 is a prime.

It is a super-2 number, since 2×123461128623² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123461128633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3100840 + ... + 3140402.

It is an arithmetic number, because the mean of its divisors is an integer number (5918932656).

Almost surely, 2^123461128623 is an apocalyptic number.

123461128623 is a deficient number, since it is larger than the sum of its proper divisors (65944716369).

123461128623 is a wasteful number, since it uses less digits than its factorization.

123461128623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40575.

The product of its digits is 82944, while the sum is 39.

The spelling of 123461128623 in words is "one hundred twenty-three billion, four hundred sixty-one million, one hundred twenty-eight thousand, six hundred twenty-three".