2151133463146 has 16 divisors (see below), whose sum is σ = 3435381822600. Its totient is φ = 1006705290240.

The previous prime is 2151133463137. The next prime is 2151133463189. The reversal of 2151133463146 is 6413643311512.

It can be written as a sum of positive squares in 4 ways, for example, as 1355852976921 + 795280486225 = 1164411^2 + 891785^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2151133463099 and 2151133463108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174769071 + ... + 174781378.

Almost surely, 2^{2151133463146} is an apocalyptic number.

2151133463146 is a deficient number, since it is larger than the sum of its proper divisors (1284248359454).

2151133463146 is a wasteful number, since it uses less digits than its factorization.

2151133463146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349550649.

The product of its digits is 155520, while the sum is 40.

Adding to 2151133463146 its reverse (6413643311512), we get a palindrome (8564776774658).

The spelling of 2151133463146 in words is "two trillion, one hundred fifty-one billion, one hundred thirty-three million, four hundred sixty-three thousand, one hundred forty-six".