1011662057499 has 16 divisors (see below), whose sum is σ = 1380448608000. Its totient is φ = 658662905376.

The previous prime is 1011662057383. The next prime is 1011662057521. The reversal of 1011662057499 is 9947502661101.

It is a happy number.

It is not a de Polignac number, because 1011662057499 - 2¹² = 1011662053403 is a prime.

It is a super-3 number, since 3×1011662057499³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011662057299) 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, 357202 + ... + 1466600.

It is an arithmetic number, because the mean of its divisors is an integer number (86278038000).

Almost surely, 2^{1011662057499} is an apocalyptic number.

1011662057499 is a deficient number, since it is larger than the sum of its proper divisors (368786550501).

1011662057499 is a wasteful number, since it uses less digits than its factorization.

1011662057499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116514.

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 1011662057499 in words is "one trillion, eleven billion, six hundred sixty-two million, fifty-seven thousand, four hundred ninety-nine".