347454878628 has 48 divisors (see below), whose sum is σ = 952463727936. Its totient is φ = 97190175360.

The previous prime is 347454878599. The next prime is 347454878651. The reversal of 347454878628 is 826878454743.

347454878628 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×347454878628² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

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, 101238051 + ... + 101241482.

It is an arithmetic number, because the mean of its divisors is an integer number (19842994332).

Almost surely, 2^347454878628 is an apocalyptic number.

It is an amenable number.

347454878628 is an abundant number, since it is smaller than the sum of its proper divisors (605008849308).

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

347454878628 is a wasteful number, since it uses less digits than its factorization.

347454878628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202479564 (or 202479562 counting only the distinct ones).

The product of its digits is 289013760, while the sum is 66.

The spelling of 347454878628 in words is "three hundred forty-seven billion, four hundred fifty-four million, eight hundred seventy-eight thousand, six hundred twenty-eight".