2150545432451 has 4 divisors (see below), whose sum is σ = 2315972004192. Its totient is φ = 1985118860712.

The previous prime is 2150545432411. The next prime is 2150545432487. The reversal of 2150545432451 is 1542345450512.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2150545432451 - 2¹⁰ = 2150545431427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2150545432399 and 2150545432408.

It is not an unprimeable number, because it can be changed into a prime (2150545432411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82713285851 + ... + 82713285876.

It is an arithmetic number, because the mean of its divisors is an integer number (578993001048).

Almost surely, 2^{2150545432451} is an apocalyptic number.

2150545432451 is a deficient number, since it is larger than the sum of its proper divisors (165426571741).

2150545432451 is a wasteful number, since it uses less digits than its factorization.

2150545432451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165426571740.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 2150545432451 in words is "two trillion, one hundred fifty billion, five hundred forty-five million, four hundred thirty-two thousand, four hundred fifty-one".