134578922500 has 405 divisors, whose sum is σ = 350222465593. Its totient is φ = 45195920000.

The previous prime is 134578922449. The next prime is 134578922503. The reversal of 134578922500 is 5229875431.

The square root of 134578922500 is 366850.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 100655176644 + 33923745856 = 317262^2 + 184184^2 .

It is a super-2 number, since 2×134578922500² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (134578922503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 4640652486 + ... + 4640652514.

Almost surely, 2^134578922500 is an apocalyptic number.

134578922500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134578922500 is the 366850-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134578922500

134578922500 is an abundant number, since it is smaller than the sum of its proper divisors (215643543093).

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

134578922500 is a wasteful number, since it uses less digits than its factorization.

134578922500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 134578922500 in words is "one hundred thirty-four billion, five hundred seventy-eight million, nine hundred twenty-two thousand, five hundred".