39084989971951 has 32 divisors (see below), whose sum is σ = 50068667708928. Its totient is φ = 29619489594240.

The previous prime is 39084989971939. The next prime is 39084989971987. The reversal of 39084989971951 is 15917998948093.

It is not a de Polignac number, because 39084989971951 - 2⁵ = 39084989971919 is a prime.

It is a super-2 number, since 2×39084989971951² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39084989971901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3332161 + ... + 9448453.

It is an arithmetic number, because the mean of its divisors is an integer number (1564645865904).

Almost surely, 2^{39084989971951} is an apocalyptic number.

39084989971951 is a deficient number, since it is larger than the sum of its proper divisors (10983677736977).

39084989971951 is a wasteful number, since it uses less digits than its factorization.

39084989971951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6118591.

The product of its (nonzero) digits is 1587237120, while the sum is 82.

The spelling of 39084989971951 in words is "thirty-nine trillion, eighty-four billion, nine hundred eighty-nine million, nine hundred seventy-one thousand, nine hundred fifty-one".