57274225777428 has 48 divisors (see below), whose sum is σ = 145826974835136. Its totient is φ = 17351297839360.

The previous prime is 57274225777403. The next prime is 57274225777453. The reversal of 57274225777428 is 82477752247275.

It is an interprime number because it is at equal distance from previous prime (57274225777403) and next prime (57274225777453).

It is a congruent number.

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, 56094051 + ... + 57105962.

It is an arithmetic number, because the mean of its divisors is an integer number (3038061975732).

Almost surely, 2^{57274225777428} is an apocalyptic number.

It is an amenable number.

57274225777428 is an abundant number, since it is smaller than the sum of its proper divisors (88552749057708).

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

57274225777428 is a wasteful number, since it uses less digits than its factorization.

57274225777428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113203864 (or 113203862 counting only the distinct ones).

The product of its digits is 860518400, while the sum is 69.

It can be divided in two parts, 572742 and 25777428, that added together give a triangular number (26350170 = T₇₂₅₉).

The spelling of 57274225777428 in words is "fifty-seven trillion, two hundred seventy-four billion, two hundred twenty-five million, seven hundred seventy-seven thousand, four hundred twenty-eight".