156616506413650 has 24 divisors (see below), whose sum is σ = 291309744892644. Its totient is φ = 62645948164800.

The previous prime is 156616506413599. The next prime is 156616506413767. The reversal of 156616506413650 is 56314605616651.

It can be written as a sum of positive squares in 6 ways, for example, as 50718226318929 + 105898280094721 = 7121673^2 + 10290689^2 .

It is a junction number, because it is equal to n+sod(n) for n = 156616506413591 and 156616506413600.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 11511361 + ... + 21112660.

Almost surely, 2^{156616506413650} is an apocalyptic number.

156616506413650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156616506413650 is a deficient number, since it is larger than the sum of its proper divisors (134693238478994).

156616506413650 is a wasteful number, since it uses less digits than its factorization.

156616506413650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32720046 (or 32720041 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 55.

The spelling of 156616506413650 in words is "one hundred fifty-six trillion, six hundred sixteen billion, five hundred six million, four hundred thirteen thousand, six hundred fifty".