290673006639 has 16 divisors (see below), whose sum is σ = 393598289664. Its totient is φ = 190772859200.

The previous prime is 290673006629. The next prime is 290673006641. The reversal of 290673006639 is 936600376092.

290673006639 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 290673006639 - 2³¹ = 288525522991 is a prime.

It is a super-2 number, since 2×290673006639² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 290673006591 and 290673006600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290673006629) 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, 853542 + ... + 1144499.

It is an arithmetic number, because the mean of its divisors is an integer number (24599893104).

Almost surely, 2^290673006639 is an apocalyptic number.

290673006639 is a deficient number, since it is larger than the sum of its proper divisors (102925283025).

290673006639 is a wasteful number, since it uses less digits than its factorization.

290673006639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998798.

The product of its (nonzero) digits is 2204496, while the sum is 51.

The spelling of 290673006639 in words is "two hundred ninety billion, six hundred seventy-three million, six thousand, six hundred thirty-nine".