20148843411351 has 24 divisors (see below), whose sum is σ = 29265363588864. Its totient is φ = 13358077424640.

The previous prime is 20148843411343. The next prime is 20148843411371. The reversal of 20148843411351 is 15311434884102.

20148843411351 is a `hidden beast` number, since 2 + 0 + 1 + 4 + 88 + 434 + 1 + 135 + 1 = 666.

It is not a de Polignac number, because 20148843411351 - 2³ = 20148843411343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20148843411297 and 20148843411306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20148843411371) 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, 3708255 + ... + 7351791.

It is an arithmetic number, because the mean of its divisors is an integer number (1219390149536).

Almost surely, 2^{20148843411351} is an apocalyptic number.

20148843411351 is a deficient number, since it is larger than the sum of its proper divisors (9116520177513).

20148843411351 is a wasteful number, since it uses less digits than its factorization.

20148843411351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646951 (or 3646948 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 20148843411351 in words is "twenty trillion, one hundred forty-eight billion, eight hundred forty-three million, four hundred eleven thousand, three hundred fifty-one".