2150451210551 has 40 divisors (see below), whose sum is σ = 2597442590880. Its totient is φ = 1778158165056.

The previous prime is 2150451210541. The next prime is 2150451210599. The reversal of 2150451210551 is 1550121540512.

It is not a de Polignac number, because 2150451210551 - 2¹⁰ = 2150451209527 is a prime.

It is a super-2 number, since 2×2150451210551² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150451210541) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 85143641 + ... + 85168893.

It is an arithmetic number, because the mean of its divisors is an integer number (64936064772).

Almost surely, 2^{2150451210551} is an apocalyptic number.

2150451210551 is a deficient number, since it is larger than the sum of its proper divisors (446991380329).

2150451210551 is an equidigital number, since it uses as much as digits as its factorization.

2150451210551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26533 (or 26512 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 32.

The spelling of 2150451210551 in words is "two trillion, one hundred fifty billion, four hundred fifty-one million, two hundred ten thousand, five hundred fifty-one".