401031501052535 has 16 divisors (see below), whose sum is σ = 482953352216832. Its totient is φ = 319681514208000.

The previous prime is 401031501052477. The next prime is 401031501052607. The reversal of 401031501052535 is 535250105130104.

It is not a de Polignac number, because 401031501052535 - 2¹⁶ = 401031500986999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401031501052495 and 401031501052504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254992085 + ... + 256559985.

It is an arithmetic number, because the mean of its divisors is an integer number (30184584513552).

Almost surely, 2^{401031501052535} is an apocalyptic number.

401031501052535 is a deficient number, since it is larger than the sum of its proper divisors (81921851164297).

401031501052535 is a wasteful number, since it uses less digits than its factorization.

401031501052535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750234.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 401031501052535 its reverse (535250105130104), we get a palindrome (936281606182639).

The spelling of 401031501052535 in words is "four hundred one trillion, thirty-one billion, five hundred one million, fifty-two thousand, five hundred thirty-five".