20154552363 has 12 divisors (see below), whose sum is σ = 31758688728. Its totient is φ = 12214880160.

The previous prime is 20154552331. The next prime is 20154552371. The reversal of 20154552363 is 36325545102.

20154552363 is a `hidden beast` number, since 2 + 0 + 1 + 545 + 52 + 3 + 63 = 666.

It is not a de Polignac number, because 20154552363 - 2⁵ = 20154552331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20154552463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101790570 + ... + 101790767.

It is an arithmetic number, because the mean of its divisors is an integer number (2646557394).

Almost surely, 2^20154552363 is an apocalyptic number.

20154552363 is a deficient number, since it is larger than the sum of its proper divisors (11604136365).

20154552363 is a wasteful number, since it uses less digits than its factorization.

20154552363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203581354 (or 203581351 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 20154552363 in words is "twenty billion, one hundred fifty-four million, five hundred fifty-two thousand, three hundred sixty-three".