706478252428 has 48 divisors (see below), whose sum is σ = 1339096147200. Its totient is φ = 324194232384.

The previous prime is 706478252407. The next prime is 706478252521. The reversal of 706478252428 is 824252874607.

It is a happy number.

It is a super-2 number, since 2×706478252428² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14742675 + ... + 14790517.

It is an arithmetic number, because the mean of its divisors is an integer number (27897836400).

Almost surely, 2^706478252428 is an apocalyptic number.

It is an amenable number.

706478252428 is a deficient number, since it is larger than the sum of its proper divisors (632617894772).

706478252428 is a wasteful number, since it uses less digits than its factorization.

706478252428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49486 (or 49484 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 55.

The spelling of 706478252428 in words is "seven hundred six billion, four hundred seventy-eight million, two hundred fifty-two thousand, four hundred twenty-eight".