156534340050 has 96 divisors (see below), whose sum is σ = 470551757760. Its totient is φ = 37947715200.

The previous prime is 156534340037. The next prime is 156534340091. The reversal of 156534340050 is 50043435651.

156534340050 is a `hidden beast` number, since 1 + 565 + 3 + 4 + 3 + 40 + 0 + 50 = 666.

It is a super-2 number, since 2×156534340050² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 156534339987 and 156534340014.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5255667 + ... + 5285366.

It is an arithmetic number, because the mean of its divisors is an integer number (4901580810).

Almost surely, 2^156534340050 is an apocalyptic number.

156534340050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156534340050 is an abundant number, since it is smaller than the sum of its proper divisors (314017417710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156534340050 is a wasteful number, since it uses less digits than its factorization.

156534340050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10541065 (or 10541054 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 156534340050 in words is "one hundred fifty-six billion, five hundred thirty-four million, three hundred forty thousand, fifty".