787481233522 has 4 divisors (see below), whose sum is σ = 1181221850286. Its totient is φ = 393740616760.

The previous prime is 787481233519. The next prime is 787481233531. The reversal of 787481233522 is 225332184787.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 787175298441 + 305935081 = 887229^2 + 17491^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 787481233522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196870308379 + ... + 196870308382.

Almost surely, 2^787481233522 is an apocalyptic number.

787481233522 is a deficient number, since it is larger than the sum of its proper divisors (393740616764).

787481233522 is a wasteful number, since it uses less digits than its factorization.

787481233522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393740616763.

The product of its digits is 4515840, while the sum is 52.

The spelling of 787481233522 in words is "seven hundred eighty-seven billion, four hundred eighty-one million, two hundred thirty-three thousand, five hundred twenty-two".