123536477706 has 16 divisors (see below), whose sum is σ = 252818838624. Its totient is φ = 40221178704.

The previous prime is 123536477683. The next prime is 123536477723. The reversal of 123536477706 is 607774635321.

It is a super-2 number, since 2×123536477706² (a number of 23 digits) contains 22 as substring.

It is a Curzon 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, 239411521 + ... + 239412036.

It is an arithmetic number, because the mean of its divisors is an integer number (15801177414).

Almost surely, 2^123536477706 is an apocalyptic number.

123536477706 is an abundant number, since it is smaller than the sum of its proper divisors (129282360918).

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

123536477706 is a wasteful number, since it uses less digits than its factorization.

123536477706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478823605.

The product of its (nonzero) digits is 4445280, while the sum is 51.

The spelling of 123536477706 in words is "one hundred twenty-three billion, five hundred thirty-six million, four hundred seventy-seven thousand, seven hundred six".