1423927623157 has 16 divisors (see below), whose sum is σ = 1694258173440. Its totient is φ = 1183291414272.

The previous prime is 1423927623127. The next prime is 1423927623179. The reversal of 1423927623157 is 7513267293241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423927623157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423927623127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140062557 + ... + 140072722.

It is an arithmetic number, because the mean of its divisors is an integer number (105891135840).

Almost surely, 2^{1423927623157} is an apocalyptic number.

1423927623157 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1423927623157 is a deficient number, since it is larger than the sum of its proper divisors (270330550283).

1423927623157 is a wasteful number, since it uses less digits than its factorization.

1423927623157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280135332.

The product of its digits is 3810240, while the sum is 52.

The spelling of 1423927623157 in words is "one trillion, four hundred twenty-three billion, nine hundred twenty-seven million, six hundred twenty-three thousand, one hundred fifty-seven".