948401038491 has 4 divisors (see below), whose sum is σ = 1264534717992. Its totient is φ = 632267358992.

The previous prime is 948401038471. The next prime is 948401038493. The reversal of 948401038491 is 194830104849.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 948401038491 - 2¹³ = 948401030299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (948401038493) 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, 158066839746 + ... + 158066839751.

It is an arithmetic number, because the mean of its divisors is an integer number (316133679498).

Almost surely, 2^948401038491 is an apocalyptic number.

948401038491 is a deficient number, since it is larger than the sum of its proper divisors (316133679501).

948401038491 is a wasteful number, since it uses less digits than its factorization.

948401038491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316133679500.

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 948401038491 in words is "nine hundred forty-eight billion, four hundred one million, thirty-eight thousand, four hundred ninety-one".