34731721401 has 32 divisors (see below), whose sum is σ = 51386552448. Its totient is φ = 20727705600.

The previous prime is 34731721399. The next prime is 34731721417. The reversal of 34731721401 is 10412713743.

It is not a de Polignac number, because 34731721401 - 2¹ = 34731721399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34731728401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403801 + ... + 482201.

It is an arithmetic number, because the mean of its divisors is an integer number (1605829764).

Almost surely, 2^34731721401 is an apocalyptic number.

It is an amenable number.

34731721401 is a deficient number, since it is larger than the sum of its proper divisors (16654831047).

34731721401 is a wasteful number, since it uses less digits than its factorization.

34731721401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78761.

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 34731721401 in words is "thirty-four billion, seven hundred thirty-one million, seven hundred twenty-one thousand, four hundred one".