901983064973 has 4 divisors (see below), whose sum is σ = 902049444768. Its totient is φ = 901916685180.

The previous prime is 901983064943. The next prime is 901983064987. The reversal of 901983064973 is 379460389109.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 901983064973 - 2¹⁸ = 901982802829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901983064943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33169511 + ... + 33196692.

It is an arithmetic number, because the mean of its divisors is an integer number (225512361192).

Almost surely, 2^901983064973 is an apocalyptic number.

It is an amenable number.

901983064973 is a deficient number, since it is larger than the sum of its proper divisors (66379795).

901983064973 is a wasteful number, since it uses less digits than its factorization.

901983064973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66379794.

The product of its (nonzero) digits is 8817984, while the sum is 59.

The spelling of 901983064973 in words is "nine hundred one billion, nine hundred eighty-three million, sixty-four thousand, nine hundred seventy-three".