10727779490 has 16 divisors (see below), whose sum is σ = 19326627648. Its totient is φ = 4287417456.

The previous prime is 10727779463. The next prime is 10727779507. The reversal of 10727779490 is 9497772701.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449582 + ... + 472841.

It is an arithmetic number, because the mean of its divisors is an integer number (1207914228).

Almost surely, 2^10727779490 is an apocalyptic number.

10727779490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10727779490 is a deficient number, since it is larger than the sum of its proper divisors (8598848158).

10727779490 is a wasteful number, since it uses less digits than its factorization.

10727779490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923593.

The product of its (nonzero) digits is 1555848, while the sum is 53.

The spelling of 10727779490 in words is "ten billion, seven hundred twenty-seven million, seven hundred seventy-nine thousand, four hundred ninety".