123738410633298 has 16 divisors (see below), whose sum is σ = 252742285549440. Its totient is φ = 40368559497296.

The previous prime is 123738410633291. The next prime is 123738410633309. The reversal of 123738410633298 is 892336014837321.

It is a happy number.

It is a super-2 number, since 2×123738410633298² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123738410633291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219394344813 + ... + 219394345376.

It is an arithmetic number, because the mean of its divisors is an integer number (15796392846840).

Almost surely, 2^{123738410633298} is an apocalyptic number.

123738410633298 is an abundant number, since it is smaller than the sum of its proper divisors (129003874916142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123738410633298 is a wasteful number, since it uses less digits than its factorization.

123738410633298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438788690241.

The product of its (nonzero) digits is 31352832, while the sum is 60.

The spelling of 123738410633298 in words is "one hundred twenty-three trillion, seven hundred thirty-eight billion, four hundred ten million, six hundred thirty-three thousand, two hundred ninety-eight".