42756551317750 has 16 divisors (see below), whose sum is σ = 80040264067296. Its totient is φ = 17102620527000.

The previous prime is 42756551317729. The next prime is 42756551317783. The reversal of 42756551317750 is 5771315565724.

It is a super-2 number, since 2×42756551317750² (a number of 28 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 7 ways as a sum of consecutive naturals, for example, 85513102386 + ... + 85513102885.

It is an arithmetic number, because the mean of its divisors is an integer number (5002516504206).

Almost surely, 2^{42756551317750} is an apocalyptic number.

42756551317750 is a deficient number, since it is larger than the sum of its proper divisors (37283712749546).

42756551317750 is a wasteful number, since it uses less digits than its factorization.

42756551317750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171026205288 (or 171026205278 counting only the distinct ones).

The product of its (nonzero) digits is 30870000, while the sum is 58.

The spelling of 42756551317750 in words is "forty-two trillion, seven hundred fifty-six billion, five hundred fifty-one million, three hundred seventeen thousand, seven hundred fifty".