97890011011 has 16 divisors (see below), whose sum is σ = 107386272000. Its totient is φ = 88679773728.

The previous prime is 97890010921. The next prime is 97890011027. The reversal of 97890011011 is 11011009879.

It is not a de Polignac number, because 97890011011 - 2¹⁷ = 97889879939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97890011111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352900 + ... + 565966.

It is an arithmetic number, because the mean of its divisors is an integer number (6711642000).

Almost surely, 2^97890011011 is an apocalyptic number.

97890011011 is a deficient number, since it is larger than the sum of its proper divisors (9496260989).

97890011011 is a wasteful number, since it uses less digits than its factorization.

97890011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213738.

The product of its (nonzero) digits is 4536, while the sum is 37.

The spelling of 97890011011 in words is "ninety-seven billion, eight hundred ninety million, eleven thousand, eleven".