1851376847151 has 16 divisors (see below), whose sum is σ = 2661503830496. Its totient is φ = 1137973159296.

The previous prime is 1851376847081. The next prime is 1851376847197. The reversal of 1851376847151 is 1517486731581.

It is not a de Polignac number, because 1851376847151 - 2¹⁵ = 1851376814383 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1851376847091 and 1851376847100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1851376847251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27792760 + ... + 27859293.

It is an arithmetic number, because the mean of its divisors is an integer number (166343989406).

Almost surely, 2^{1851376847151} is an apocalyptic number.

1851376847151 is a deficient number, since it is larger than the sum of its proper divisors (810126983345).

1851376847151 is a wasteful number, since it uses less digits than its factorization.

1851376847151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55652922.

The product of its digits is 5644800, while the sum is 57.

The spelling of 1851376847151 in words is "one trillion, eight hundred fifty-one billion, three hundred seventy-six million, eight hundred forty-seven thousand, one hundred fifty-one".