57428841516 has 24 divisors (see below), whose sum is σ = 141883020720. Its totient is φ = 18016891392.

The previous prime is 57428841497. The next prime is 57428841517. The reversal of 57428841516 is 61514882475.

It is a happy number.

It is a super-3 number, since 3×57428841516³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (57428841517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140756761 + ... + 140757168.

It is an arithmetic number, because the mean of its divisors is an integer number (5911792530).

Almost surely, 2^57428841516 is an apocalyptic number.

It is an amenable number.

57428841516 is an abundant number, since it is smaller than the sum of its proper divisors (84454179204).

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

57428841516 is a wasteful number, since it uses less digits than its factorization.

57428841516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281513953 (or 281513951 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 51.

The spelling of 57428841516 in words is "fifty-seven billion, four hundred twenty-eight million, eight hundred forty-one thousand, five hundred sixteen".