123527737056 has 192 divisors, whose sum is σ = 339284574720. Its totient is φ = 39314626560.

The previous prime is 123527737049. The next prime is 123527737079. The reversal of 123527737056 is 650737725321.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 123527736996 and 123527737014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74012190 + ... + 74013858.

It is an arithmetic number, because the mean of its divisors is an integer number (1767107160).

Almost surely, 2^123527737056 is an apocalyptic number.

123527737056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123527737056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169642287360).

123527737056 is an abundant number, since it is smaller than the sum of its proper divisors (215756837664).

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

123527737056 is a wasteful number, since it uses less digits than its factorization.

123527737056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097 (or 2089 counting only the distinct ones).

The product of its (nonzero) digits is 1852200, while the sum is 48.

The spelling of 123527737056 in words is "one hundred twenty-three billion, five hundred twenty-seven million, seven hundred thirty-seven thousand, fifty-six".