42770611227621 has 8 divisors (see below), whose sum is σ = 58240832310144. Its totient is φ = 27907065481760.

The previous prime is 42770611227613. The next prime is 42770611227637. The reversal of 42770611227621 is 12672211607724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42770611227621 - 2³ = 42770611227613 is a prime.

It is a super-4 number, since 4×42770611227621⁴ (a number of 56 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42770611227601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151668834000 + ... + 151668834281.

It is an arithmetic number, because the mean of its divisors is an integer number (7280104038768).

Almost surely, 2^{42770611227621} is an apocalyptic number.

It is an amenable number.

42770611227621 is a deficient number, since it is larger than the sum of its proper divisors (15470221082523).

42770611227621 is a wasteful number, since it uses less digits than its factorization.

42770611227621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303337668331.

The product of its (nonzero) digits is 790272, while the sum is 48.

The spelling of 42770611227621 in words is "forty-two trillion, seven hundred seventy billion, six hundred eleven million, two hundred twenty-seven thousand, six hundred twenty-one".