43145246021351 has 8 divisors (see below), whose sum is σ = 44537143233024. Its totient is φ = 41753356002360.

The previous prime is 43145246021327. The next prime is 43145246021357. The reversal of 43145246021351 is 15312064254134.

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

It is a cyclic number.

It is not a de Polignac number, because 43145246021351 - 2¹⁸ = 43145245759207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43145246021299 and 43145246021308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43145246021357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12096716 + ... + 15251918.

It is an arithmetic number, because the mean of its divisors is an integer number (5567142904128).

Almost surely, 2^{43145246021351} is an apocalyptic number.

43145246021351 is a deficient number, since it is larger than the sum of its proper divisors (1391897211673).

43145246021351 is a wasteful number, since it uses less digits than its factorization.

43145246021351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596341.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 43145246021351 in words is "forty-three trillion, one hundred forty-five billion, two hundred forty-six million, twenty-one thousand, three hundred fifty-one".