201126450051 has 24 divisors (see below), whose sum is σ = 291072237456. Its totient is φ = 133827724800.

The previous prime is 201126450023. The next prime is 201126450053. The reversal of 201126450051 is 150054621102.

201126450051 is a `hidden beast` number, since 2 + 0 + 1 + 12 + 645 + 0 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 201126450051 - 2¹⁴ = 201126433667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201126449997 and 201126450024.

It is not an unprimeable number, because it can be changed into a prime (201126450053) 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, 24307051 + ... + 24315323.

It is an arithmetic number, because the mean of its divisors is an integer number (12128009894).

Almost surely, 2^201126450051 is an apocalyptic number.

201126450051 is a deficient number, since it is larger than the sum of its proper divisors (89945787405).

201126450051 is a wasteful number, since it uses less digits than its factorization.

201126450051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13123 (or 13120 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 201126450051 in words is "two hundred one billion, one hundred twenty-six million, four hundred fifty thousand, fifty-one".