28053027777552 has 40 divisors (see below), whose sum is σ = 72627524249280. Its totient is φ = 9330725066880.

The previous prime is 28053027777487. The next prime is 28053027777563. The reversal of 28053027777552 is 25577772035082.

It is a happy number.

It is a super-2 number, since 2×28053027777552² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633858652 + ... + 633902907.

It is an arithmetic number, because the mean of its divisors is an integer number (1815688106232).

Almost surely, 2^{28053027777552} is an apocalyptic number.

It is an amenable number.

28053027777552 is an abundant number, since it is smaller than the sum of its proper divisors (44574496471728).

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

28053027777552 is a wasteful number, since it uses less digits than its factorization.

28053027777552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267762031 (or 1267762025 counting only the distinct ones).

The product of its (nonzero) digits is 57624000, while the sum is 60.

The spelling of 28053027777552 in words is "twenty-eight trillion, fifty-three billion, twenty-seven million, seven hundred seventy-seven thousand, five hundred fifty-two".