551450132 has 6 divisors (see below), whose sum is σ = 965037738. Its totient is φ = 275725064.

The previous prime is 551450117. The next prime is 551450147. The reversal of 551450132 is 231054155.

It is an interprime number because it is at equal distance from previous prime (551450117) and next prime (551450147).

It can be written as a sum of positive squares in only one way, i.e., 447491716 + 103958416 = 21154^2 + 10196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68931263 + ... + 68931270.

It is an arithmetic number, because the mean of its divisors is an integer number (160839623).

Almost surely, 2^551450132 is an apocalyptic number.

It is an amenable number.

551450132 is a deficient number, since it is larger than the sum of its proper divisors (413587606).

551450132 is a wasteful number, since it uses less digits than its factorization.

551450132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137862537 (or 137862535 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 551450132 is about 23482.9753651449. The cubic root of 551450132 is about 820.0407138222.

The spelling of 551450132 in words is "five hundred fifty-one million, four hundred fifty thousand, one hundred thirty-two".