426523532531461 has 4 divisors (see below), whose sum is σ = 427587182238924. Its totient is φ = 425459882824000.

The previous prime is 426523532531443. The next prime is 426523532531563. The reversal of 426523532531461 is 164135235325624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 247496295960225 + 179027236571236 = 15732015^2 + 13380106^2 .

It is a cyclic number.

It is not a de Polignac number, because 426523532531461 - 2¹³ = 426523532523269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426523532531399 and 426523532531408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426523532531431) 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, 531824853130 + ... + 531824853931.

It is an arithmetic number, because the mean of its divisors is an integer number (106896795559731).

Almost surely, 2^{426523532531461} is an apocalyptic number.

It is an amenable number.

426523532531461 is a deficient number, since it is larger than the sum of its proper divisors (1063649707463).

426523532531461 is a wasteful number, since it uses less digits than its factorization.

426523532531461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063649707462.

The product of its digits is 15552000, while the sum is 52.

The spelling of 426523532531461 in words is "four hundred twenty-six trillion, five hundred twenty-three billion, five hundred thirty-two million, five hundred thirty-one thousand, four hundred sixty-one".