43264282421657 has 16 divisors (see below), whose sum is σ = 47293696209024. Its totient is φ = 39250977024000.

The previous prime is 43264282421639. The next prime is 43264282421669. The reversal of 43264282421657 is 75612428246234.

It is a cyclic number.

It is not a de Polignac number, because 43264282421657 - 2⁸ = 43264282421401 is a prime.

It is a super-3 number, since 3×43264282421657³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43264282421617) 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, 13245407 + ... + 16185467.

It is an arithmetic number, because the mean of its divisors is an integer number (2955856013064).

Almost surely, 2^{43264282421657} is an apocalyptic number.

It is an amenable number.

43264282421657 is a deficient number, since it is larger than the sum of its proper divisors (4029413787367).

43264282421657 is a wasteful number, since it uses less digits than its factorization.

43264282421657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2942800.

The product of its digits is 30965760, while the sum is 56.

The spelling of 43264282421657 in words is "forty-three trillion, two hundred sixty-four billion, two hundred eighty-two million, four hundred twenty-one thousand, six hundred fifty-seven".