199477073040 has 320 divisors, whose sum is σ = 741398261760. Its totient is φ = 43401738240.

The previous prime is 199477073017. The next prime is 199477073051. The reversal of 199477073040 is 40370774991.

It is a super-2 number, since 2×199477073040² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3430287 + ... + 3487953.

It is an arithmetic number, because the mean of its divisors is an integer number (2316869568).

Almost surely, 2^199477073040 is an apocalyptic number.

199477073040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199477073040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370699130880).

199477073040 is an abundant number, since it is smaller than the sum of its proper divisors (541921188720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199477073040 is a wasteful number, since it uses less digits than its factorization.

199477073040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57790 (or 57784 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 51.

The spelling of 199477073040 in words is "one hundred ninety-nine billion, four hundred seventy-seven million, seventy-three thousand, forty".