123277427601 has 8 divisors (see below), whose sum is σ = 164422313184. Its totient is φ = 82158746880.

The previous prime is 123277427573. The next prime is 123277427617. The reversal of 123277427601 is 106724772321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123277427601 - 2¹⁷ = 123277296529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123277427621) 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, 6540235 + ... + 6559056.

It is an arithmetic number, because the mean of its divisors is an integer number (20552789148).

Almost surely, 2^123277427601 is an apocalyptic number.

It is an amenable number.

123277427601 is a deficient number, since it is larger than the sum of its proper divisors (41144885583).

123277427601 is a wasteful number, since it uses less digits than its factorization.

123277427601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13102431.

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 123277427601 in words is "one hundred twenty-three billion, two hundred seventy-seven million, four hundred twenty-seven thousand, six hundred one".