2151045340354 has 8 divisors (see below), whose sum is σ = 3232761040908. Its totient is φ = 1073458326720.

The previous prime is 2151045340351. The next prime is 2151045340393. The reversal of 2151045340354 is 4530435401512.

It can be written as a sum of positive squares in 2 ways, for example, as 1988446875129 + 162598465225 = 1410123^2 + 403235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2151045340351) 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, 1032170427 + ... + 1032172510.

Almost surely, 2^{2151045340354} is an apocalyptic number.

2151045340354 is a deficient number, since it is larger than the sum of its proper divisors (1081715700554).

2151045340354 is a wasteful number, since it uses less digits than its factorization.

2151045340354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064343460.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 2151045340354 in words is "two trillion, one hundred fifty-one billion, forty-five million, three hundred forty thousand, three hundred fifty-four".