20350150461 has 6 divisors (see below), whose sum is σ = 29394661790. Its totient is φ = 13566766968.

The previous prime is 20350150409. The next prime is 20350150489. The reversal of 20350150461 is 16405105302.

20350150461 is a `hidden beast` number, since 2 + 0 + 3 + 50 + 150 + 461 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20233640025 + 116510436 = 142245^2 + 10794^2 .

It is not a de Polignac number, because 20350150461 - 2⁹ = 20350149949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20350158461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1130563906 + ... + 1130563923.

Almost surely, 2^20350150461 is an apocalyptic number.

It is an amenable number.

20350150461 is a deficient number, since it is larger than the sum of its proper divisors (9044511329).

20350150461 is a wasteful number, since it uses less digits than its factorization.

20350150461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261127835 (or 2261127832 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 20350150461 its reverse (16405105302), we get a palindrome (36755255763).

The spelling of 20350150461 in words is "twenty billion, three hundred fifty million, one hundred fifty thousand, four hundred sixty-one".