157282552782258 has 32 divisors (see below), whose sum is σ = 314689749663744. Its totient is φ = 52406744527632.

The previous prime is 157282552782209. The next prime is 157282552782259. The reversal of 157282552782258 is 852287255282751.

It is a junction number, because it is equal to n+sod(n) for n = 157282552782192 and 157282552782201.

It is not an unprimeable number, because it can be changed into a prime (157282552782259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 869320641 + ... + 869501547.

It is an arithmetic number, because the mean of its divisors is an integer number (9834054676992).

Almost surely, 2^{157282552782258} is an apocalyptic number.

157282552782258 is an abundant number, since it is smaller than the sum of its proper divisors (157407196881486).

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

157282552782258 is a wasteful number, since it uses less digits than its factorization.

157282552782258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237526.

The product of its digits is 501760000, while the sum is 69.

The spelling of 157282552782258 in words is "one hundred fifty-seven trillion, two hundred eighty-two billion, five hundred fifty-two million, seven hundred eighty-two thousand, two hundred fifty-eight".