123461340442 has 64 divisors (see below), whose sum is σ = 205526481408. Its totient is φ = 55157760000.

The previous prime is 123461340433. The next prime is 123461340451. The reversal of 123461340442 is 244043164321.

It is an interprime number because it is at equal distance from previous prime (123461340433) and next prime (123461340451).

It is a super-3 number, since 3×123461340442³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123461340398 and 123461340407.

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, 270155878 + ... + 270156334.

It is an arithmetic number, because the mean of its divisors is an integer number (3211351272).

Almost surely, 2^123461340442 is an apocalyptic number.

123461340442 is a deficient number, since it is larger than the sum of its proper divisors (82065140966).

123461340442 is a wasteful number, since it uses less digits than its factorization.

123461340442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 123461340442 in words is "one hundred twenty-three billion, four hundred sixty-one million, three hundred forty thousand, four hundred forty-two".