1451172332349 has 12 divisors (see below), whose sum is σ = 2106778109436. Its totient is φ = 962537315712.

The previous prime is 1451172332329. The next prime is 1451172332353. The reversal of 1451172332349 is 9432332711541.

1451172332349 is a `hidden beast` number, since 1 + 4 + 511 + 72 + 3 + 3 + 23 + 49 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 643837736025 + 807334596324 = 802395^2 + 898518^2 .

It is not a de Polignac number, because 1451172332349 - 2⁵ = 1451172332317 is a prime.

It is a super-2 number, since 2×1451172332349² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451172332329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 409240284 + ... + 409243829.

It is an arithmetic number, because the mean of its divisors is an integer number (175564842453).

Almost surely, 2^{1451172332349} is an apocalyptic number.

It is an amenable number.

1451172332349 is a deficient number, since it is larger than the sum of its proper divisors (655605777087).

1451172332349 is a wasteful number, since it uses less digits than its factorization.

1451172332349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818484316 (or 818484313 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 1451172332349 in words is "one trillion, four hundred fifty-one billion, one hundred seventy-two million, three hundred thirty-two thousand, three hundred forty-nine".