84772620452 has 24 divisors (see below), whose sum is σ = 159787579392. Its totient is φ = 39119997600.

The previous prime is 84772620407. The next prime is 84772620463. The reversal of 84772620452 is 25402627748.

It is a junction number, because it is equal to n+sod(n) for n = 84772620397 and 84772620406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241427 + ... + 477317.

It is an arithmetic number, because the mean of its divisors is an integer number (6657815808).

Almost surely, 2^84772620452 is an apocalyptic number.

It is an amenable number.

84772620452 is a deficient number, since it is larger than the sum of its proper divisors (75014958940).

84772620452 is a wasteful number, since it uses less digits than its factorization.

84772620452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242819 (or 242817 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 47.

The spelling of 84772620452 in words is "eighty-four billion, seven hundred seventy-two million, six hundred twenty thousand, four hundred fifty-two".