1020516511652 has 48 divisors (see below), whose sum is σ = 1981648247040. Its totient is φ = 455924196000.

The previous prime is 1020516511603. The next prime is 1020516511661. The reversal of 1020516511652 is 2561156150201.

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, 15155603 + ... + 15222789.

It is an arithmetic number, because the mean of its divisors is an integer number (41284338480).

Almost surely, 2^{1020516511652} is an apocalyptic number.

It is an amenable number.

1020516511652 is a deficient number, since it is larger than the sum of its proper divisors (961131735388).

1020516511652 is a wasteful number, since it uses less digits than its factorization.

1020516511652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73112 (or 73110 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 1020516511652 in words is "one trillion, twenty billion, five hundred sixteen million, five hundred eleven thousand, six hundred fifty-two".