71757452305 has 32 divisors (see below), whose sum is σ = 107519892480. Its totient is φ = 44663881920.

The previous prime is 71757452293. The next prime is 71757452321. The reversal of 71757452305 is 50325475717.

It is not a de Polignac number, because 71757452305 - 2¹⁵ = 71757419537 is a prime.

It is a super-2 number, since 2×71757452305² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112302 + ... + 395128.

It is an arithmetic number, because the mean of its divisors is an integer number (3359996640).

Almost surely, 2^71757452305 is an apocalyptic number.

It is an amenable number.

71757452305 is a deficient number, since it is larger than the sum of its proper divisors (35762440175).

71757452305 is a wasteful number, since it uses less digits than its factorization.

71757452305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283509.

The product of its (nonzero) digits is 1029000, while the sum is 46.

The spelling of 71757452305 in words is "seventy-one billion, seven hundred fifty-seven million, four hundred fifty-two thousand, three hundred five".