97773422437779 has 8 divisors (see below), whose sum is σ = 142215887182272. Its totient is φ = 59256619659240.

The previous prime is 97773422437739. The next prime is 97773422437883.

97773422437779 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97773422437779 - 2¹² = 97773422433683 is a prime.

It is a super-2 number, since 2×97773422437779² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97773422437739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481415491449 + ... + 1481415491514.

It is an arithmetic number, because the mean of its divisors is an integer number (17776985897784).

Almost surely, 2^{97773422437779} is an apocalyptic number.

97773422437779 is a deficient number, since it is larger than the sum of its proper divisors (44442464744493).

97773422437779 is a wasteful number, since it uses less digits than its factorization.

97773422437779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962830982977.

The product of its digits is 5489031744, while the sum is 78.

The spelling of 97773422437779 in words is "ninety-seven trillion, seven hundred seventy-three billion, four hundred twenty-two million, four hundred thirty-seven thousand, seven hundred seventy-nine".