1351633172146 has 16 divisors (see below), whose sum is σ = 2065741814808. Its totient is φ = 663053040000.

The previous prime is 1351633172137. The next prime is 1351633172161. The reversal of 1351633172146 is 6412713361531.

It can be written as a sum of positive squares in 4 ways, for example, as 1193034092121 + 158599080025 = 1092261^2 + 398245^2 .

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, 8757646 + ... + 8910646.

Almost surely, 2^{1351633172146} is an apocalyptic number.

1351633172146 is a deficient number, since it is larger than the sum of its proper divisors (714108642662).

1351633172146 is a wasteful number, since it uses less digits than its factorization.

1351633172146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236397.

The product of its digits is 272160, while the sum is 43.

The spelling of 1351633172146 in words is "one trillion, three hundred fifty-one billion, six hundred thirty-three million, one hundred seventy-two thousand, one hundred forty-six".