628140184416 has 72 divisors (see below), whose sum is σ = 1787131264464. Its totient is φ = 209279535360.

The previous prime is 628140184403. The next prime is 628140184439. The reversal of 628140184416 is 614481041826.

628140184416 is a `hidden beast` number, since 62 + 8 + 140 + 1 + 8 + 441 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×628140184416² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78526 + ... + 1123586.

It is an arithmetic number, because the mean of its divisors is an integer number (24821267562).

Almost surely, 2^628140184416 is an apocalyptic number.

It is an amenable number.

628140184416 is an abundant number, since it is smaller than the sum of its proper divisors (1158991080048).

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

628140184416 is a wasteful number, since it uses less digits than its factorization.

628140184416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047164 (or 1047153 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The spelling of 628140184416 in words is "six hundred twenty-eight billion, one hundred forty million, one hundred eighty-four thousand, four hundred sixteen".