1023215461516 has 12 divisors (see below), whose sum is σ = 1790703943560. Its totient is φ = 511585763360.

The previous prime is 1023215461423. The next prime is 1023215461573. The reversal of 1023215461516 is 6151645123201.

1023215461516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5386825 + ... + 5573536.

It is an arithmetic number, because the mean of its divisors is an integer number (149225328630).

Almost surely, 2^{1023215461516} is an apocalyptic number.

It is an amenable number.

1023215461516 is a deficient number, since it is larger than the sum of its proper divisors (767488482044).

1023215461516 is a wasteful number, since it uses less digits than its factorization.

1023215461516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10983704 (or 10983702 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 1023215461516 in words is "one trillion, twenty-three billion, two hundred fifteen million, four hundred sixty-one thousand, five hundred sixteen".