1020615626416 has 20 divisors (see below), whose sum is σ = 1978013245032. Its totient is φ = 510160595456.

The previous prime is 1020615626363. The next prime is 1020615626449. The reversal of 1020615626416 is 6146265160201.

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, 9143905 + ... + 9254848.

Almost surely, 2^{1020615626416} is an apocalyptic number.

1020615626416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1020615626416 is a deficient number, since it is larger than the sum of its proper divisors (957397618616).

1020615626416 is a wasteful number, since it uses less digits than its factorization.

1020615626416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18402228 (or 18402222 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 1020615626416 in words is "one trillion, twenty billion, six hundred fifteen million, six hundred twenty-six thousand, four hundred sixteen".