426031761951 has 24 divisors (see below), whose sum is σ = 617358568320. Its totient is φ = 283107963600.

The previous prime is 426031761949. The next prime is 426031761959. The reversal of 426031761951 is 159167130624.

426031761951 is a `hidden beast` number, since 4 + 26 + 0 + 3 + 1 + 7 + 619 + 5 + 1 = 666.

It is not a de Polignac number, because 426031761951 - 2¹ = 426031761949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426031761897 and 426031761906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426031761959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20219860 + ... + 20240918.

It is an arithmetic number, because the mean of its divisors is an integer number (25723273680).

Almost surely, 2^426031761951 is an apocalyptic number.

426031761951 is a deficient number, since it is larger than the sum of its proper divisors (191326806369).

426031761951 is a wasteful number, since it uses less digits than its factorization.

426031761951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28187 (or 28184 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 426031761951 in words is "four hundred twenty-six billion, thirty-one million, seven hundred sixty-one thousand, nine hundred fifty-one".