1427150617623 has 6 divisors (see below), whose sum is σ = 2061439781024. Its totient is φ = 951433745076.

The previous prime is 1427150617603. The next prime is 1427150617639. The reversal of 1427150617623 is 3267160517241.

1427150617623 is a `hidden beast` number, since 1 + 4 + 2 + 7 + 1 + 5 + 0 + 6 + 17 + 623 = 666.

It is not a de Polignac number, because 1427150617623 - 2¹² = 1427150613527 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 (1427150617603) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 79286145415 + ... + 79286145432.

Almost surely, 2^{1427150617623} is an apocalyptic number.

1427150617623 is a deficient number, since it is larger than the sum of its proper divisors (634289163401).

1427150617623 is a wasteful number, since it uses less digits than its factorization.

1427150617623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158572290853 (or 158572290850 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 1427150617623 in words is "one trillion, four hundred twenty-seven billion, one hundred fifty million, six hundred seventeen thousand, six hundred twenty-three".