136550074572 has 144 divisors (see below), whose sum is σ = 370459357632. Its totient is φ = 42298122240.

The previous prime is 136550074571. The next prime is 136550074621. The reversal of 136550074572 is 275470055631.

It is a happy number.

136550074572 is a `hidden beast` number, since 1 + 3 + 6 + 5 + 5 + 0 + 0 + 74 + 572 = 666.

It is not an unprimeable number, because it can be changed into a prime (136550074571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23311068 + ... + 23316924.

It is an arithmetic number, because the mean of its divisors is an integer number (2572634428).

Almost surely, 2^136550074572 is an apocalyptic number.

136550074572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136550074572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185229678816).

136550074572 is an abundant number, since it is smaller than the sum of its proper divisors (233909283060).

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

136550074572 is a wasteful number, since it uses less digits than its factorization.

136550074572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688 (or 6683 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The spelling of 136550074572 in words is "one hundred thirty-six billion, five hundred fifty million, seventy-four thousand, five hundred seventy-two".