1640134551010 has 32 divisors (see below), whose sum is σ = 3080686504320. Its totient is φ = 627512231808.

The previous prime is 1640134550981. The next prime is 1640134551049. The reversal of 1640134551010 is 101554310461.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10708429 + ... + 10860511.

It is an arithmetic number, because the mean of its divisors is an integer number (96271453260).

Almost surely, 2^{1640134551010} is an apocalyptic number.

1640134551010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1640134551010 is a deficient number, since it is larger than the sum of its proper divisors (1440551953310).

1640134551010 is a wasteful number, since it uses less digits than its factorization.

1640134551010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199002.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 1640134551010 its reverse (101554310461), we get a palindrome (1741688861471).

The spelling of 1640134551010 in words is "one trillion, six hundred forty billion, one hundred thirty-four million, five hundred fifty-one thousand, ten".