102406037427 has 10 divisors (see below), whose sum is σ = 152976920228. Its totient is φ = 68270691564.

The previous prime is 102406037423. The next prime is 102406037429. The reversal of 102406037427 is 724730604201.

102406037427 is a `hidden beast` number, since 1 + 0 + 2 + 4 + 0 + 603 + 7 + 42 + 7 = 666.

It is not a de Polignac number, because 102406037427 - 2² = 102406037423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102406037391 and 102406037400.

It is not an unprimeable number, because it can be changed into a prime (102406037423) 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 9 ways as a sum of consecutive naturals, for example, 632135953 + ... + 632136114.

Almost surely, 2^102406037427 is an apocalyptic number.

102406037427 is a deficient number, since it is larger than the sum of its proper divisors (50570882801).

102406037427 is an equidigital number, since it uses as much as digits as its factorization.

102406037427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264272079 (or 1264272070 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 102406037427 in words is "one hundred two billion, four hundred six million, thirty-seven thousand, four hundred twenty-seven".