1012162155507 has 8 divisors (see below), whose sum is σ = 1499499489680. Its totient is φ = 674774770320.

The previous prime is 1012162155469. The next prime is 1012162155527. The reversal of 1012162155507 is 7055512612101.

1012162155507 is a `hidden beast` number, since 1 + 0 + 1 + 21 + 621 + 5 + 5 + 5 + 0 + 7 = 666.

It is not a de Polignac number, because 1012162155507 - 2⁶ = 1012162155443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012162155527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18743743594 + ... + 18743743647.

It is an arithmetic number, because the mean of its divisors is an integer number (187437436210).

Almost surely, 2^{1012162155507} is an apocalyptic number.

1012162155507 is a deficient number, since it is larger than the sum of its proper divisors (487337334173).

1012162155507 is an equidigital number, since it uses as much as digits as its factorization.

1012162155507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37487487250 (or 37487487244 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 36.

Adding to 1012162155507 its reverse (7055512612101), we get a palindrome (8067674767608).

The spelling of 1012162155507 in words is "one trillion, twelve billion, one hundred sixty-two million, one hundred fifty-five thousand, five hundred seven".