201551014404531 has 96 divisors (see below), whose sum is σ = 332110137655296. Its totient is φ = 121132462500000.

The previous prime is 201551014404529. The next prime is 201551014404533. The reversal of 201551014404531 is 135404410155102.

201551014404531 is a `hidden beast` number, since 2 + 0 + 1 + 55 + 10 + 144 + 0 + 453 + 1 = 666.

201551014404531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (201551014404529) and next prime (201551014404533).

It is not a de Polignac number, because 201551014404531 - 2¹ = 201551014404529 is a prime.

It is a super-2 number, since 2×201551014404531² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201551014404533) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 716482656 + ... + 716763906.

It is an arithmetic number, because the mean of its divisors is an integer number (3459480600576).

Almost surely, 2^{201551014404531} is an apocalyptic number.

201551014404531 is a deficient number, since it is larger than the sum of its proper divisors (130559123250765).

201551014404531 is a wasteful number, since it uses less digits than its factorization.

201551014404531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283515 (or 283503 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 201551014404531 its reverse (135404410155102), we get a palindrome (336955424559633).

The spelling of 201551014404531 in words is "two hundred one trillion, five hundred fifty-one billion, fourteen million, four hundred four thousand, five hundred thirty-one".