83912033021938 has 64 divisors (see below), whose sum is σ = 140706007127424. Its totient is φ = 37213617280000.

The previous prime is 83912033021891. The next prime is 83912033021959.

83912033021938 is nontrivially palindromic in base 10.

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, 42471993 + ... + 44403763.

It is an arithmetic number, because the mean of its divisors is an integer number (2198531361366).

Almost surely, 2^{83912033021938} is an apocalyptic number.

83912033021938 is a deficient number, since it is larger than the sum of its proper divisors (56793974105486).

83912033021938 is a wasteful number, since it uses less digits than its factorization.

83912033021938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932171.

The product of its (nonzero) digits is 1679616, while the sum is 52.

The spelling of 83912033021938 in words is "eighty-three trillion, nine hundred twelve billion, thirty-three million, twenty-one thousand, nine hundred thirty-eight".