1215241566036 has 96 divisors (see below), whose sum is σ = 2917236083328. Its totient is φ = 393500221440.

The previous prime is 1215241566031. The next prime is 1215241566059. The reversal of 1215241566036 is 6306651425121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1215241566031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309771571 + ... + 309775493.

It is an arithmetic number, because the mean of its divisors is an integer number (30387875868).

Almost surely, 2^{1215241566036} is an apocalyptic number.

It is an amenable number.

1215241566036 is an abundant number, since it is smaller than the sum of its proper divisors (1701994517292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1215241566036 is a wasteful number, since it uses less digits than its factorization.

1215241566036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521 (or 6519 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 1215241566036 in words is "one trillion, two hundred fifteen billion, two hundred forty-one million, five hundred sixty-six thousand, thirty-six".