10439897321651 has 8 divisors (see below), whose sum is σ = 11931332875104. Its totient is φ = 8948467180800.

The previous prime is 10439897321617. The next prime is 10439897321657. The reversal of 10439897321651 is 15612379893401.

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

It is a de Polignac number, because none of the positive numbers 2^k-10439897321651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10439897321657) 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, 4424861 + ... + 6360753.

It is an arithmetic number, because the mean of its divisors is an integer number (1491416609388).

It is a 1-persistent number, because it is pandigital, but 2⋅10439897321651 = 20879794643302 is not.

Almost surely, 2^{10439897321651} is an apocalyptic number.

10439897321651 is a deficient number, since it is larger than the sum of its proper divisors (1491435553453).

10439897321651 is an equidigital number, since it uses as much as digits as its factorization.

10439897321651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2706301.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 10439897321651 in words is "ten trillion, four hundred thirty-nine billion, eight hundred ninety-seven million, three hundred twenty-one thousand, six hundred fifty-one".