401002526205556 has 12 divisors (see below), whose sum is σ = 765550277301600. Its totient is φ = 182273875547960.

The previous prime is 401002526205553. The next prime is 401002526205571. The reversal of 401002526205556 is 655502625200104.

It is a super-2 number, since 2×401002526205556² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401002526205553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4556846888656 + ... + 4556846888743.

It is an arithmetic number, because the mean of its divisors is an integer number (63795856441800).

Almost surely, 2^{401002526205556} is an apocalyptic number.

It is an amenable number.

401002526205556 is a deficient number, since it is larger than the sum of its proper divisors (364547751096044).

401002526205556 is a wasteful number, since it uses less digits than its factorization.

401002526205556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113693777414 (or 9113693777412 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 401002526205556 in words is "four hundred one trillion, two billion, five hundred twenty-six million, two hundred five thousand, five hundred fifty-six".