123527364402 has 128 divisors (see below), whose sum is σ = 282532884480. Its totient is φ = 35716412160.

The previous prime is 123527364349. The next prime is 123527364403. The reversal of 123527364402 is 204463725321.

It is a super-2 number, since 2×123527364402² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (123527364403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52765752 + ... + 52768092.

It is an arithmetic number, because the mean of its divisors is an integer number (2207288160).

Almost surely, 2^123527364402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123527364402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141266442240).

123527364402 is an abundant number, since it is smaller than the sum of its proper divisors (159005520078).

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

123527364402 is a wasteful number, since it uses less digits than its factorization.

123527364402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888.

The product of its (nonzero) digits is 241920, while the sum is 39.

The spelling of 123527364402 in words is "one hundred twenty-three billion, five hundred twenty-seven million, three hundred sixty-four thousand, four hundred two".