39156222484801 has 8 divisors (see below), whose sum is σ = 40666347072360. Its totient is φ = 37669879387008.

The previous prime is 39156222484793. The next prime is 39156222484889. The reversal of 39156222484801 is 10848422265193.

It can be written as a sum of positive squares in 4 ways, for example, as 15794273588401 + 23361948896400 = 3974201^2 + 4833420^2 .

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 39156222484801 - 2³ = 39156222484793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39156252484801) 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, 5945369086 + ... + 5945375671.

It is an arithmetic number, because the mean of its divisors is an integer number (5083293384045).

Almost surely, 2^{39156222484801} is an apocalyptic number.

It is an amenable number.

39156222484801 is a deficient number, since it is larger than the sum of its proper divisors (1510124587559).

39156222484801 is a wasteful number, since it uses less digits than its factorization.

39156222484801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11890744883.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 39156222484801 in words is "thirty-nine trillion, one hundred fifty-six billion, two hundred twenty-two million, four hundred eighty-four thousand, eight hundred one".