42877021359612 has 72 divisors (see below), whose sum is σ = 115939250058240. Its totient is φ = 12228740483840.

The previous prime is 42877021359577. The next prime is 42877021359643. The reversal of 42877021359612 is 21695312077824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 561944412 + ... + 562020707.

It is an arithmetic number, because the mean of its divisors is an integer number (1610267361920).

It is a 1-persistent number, because it is pandigital, but 2⋅42877021359612 = 85754042719224 is not.

Almost surely, 2^{42877021359612} is an apocalyptic number.

It is an amenable number.

42877021359612 is an abundant number, since it is smaller than the sum of its proper divisors (73062228698628).

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

42877021359612 is a wasteful number, since it uses less digits than its factorization.

42877021359612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123965171 (or 1123965152 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 57.

The spelling of 42877021359612 in words is "forty-two trillion, eight hundred seventy-seven billion, twenty-one million, three hundred fifty-nine thousand, six hundred twelve".