2151530674346 has 8 divisors (see below), whose sum is σ = 3228128444100. Its totient is φ = 1075487859648.

The previous prime is 2151530674339. The next prime is 2151530674387. The reversal of 2151530674346 is 6434760351512.

It can be written as a sum of positive squares in 2 ways, for example, as 1812644859025 + 338885815321 = 1346345^2 + 582139^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2151530674346.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138729071 + ... + 138744578.

Almost surely, 2^{2151530674346} is an apocalyptic number.

2151530674346 is a deficient number, since it is larger than the sum of its proper divisors (1076597769754).

2151530674346 is a wasteful number, since it uses less digits than its factorization.

2151530674346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277477528.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 2151530674346 in words is "two trillion, one hundred fifty-one billion, five hundred thirty million, six hundred seventy-four thousand, three hundred forty-six".