192348220690 has 16 divisors (see below), whose sum is σ = 346244408640. Its totient is φ = 76935374640.

The previous prime is 192348220657. The next prime is 192348220693. The reversal of 192348220690 is 96022843291.

It is a super-2 number, since 2×192348220690² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 192348220690.

It is not an unprimeable number, because it can be changed into a prime (192348220693) 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, 278460 + ... + 679879.

It is an arithmetic number, because the mean of its divisors is an integer number (21640275540).

Almost surely, 2^192348220690 is an apocalyptic number.

192348220690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

192348220690 is a deficient number, since it is larger than the sum of its proper divisors (153896187950).

192348220690 is a wasteful number, since it uses less digits than its factorization.

192348220690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978417.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 192348220690 in words is "one hundred ninety-two billion, three hundred forty-eight million, two hundred twenty thousand, six hundred ninety".