1361515016100 has 72 divisors (see below), whose sum is σ = 3943391370688. Its totient is φ = 362695132800.

The previous prime is 1361515016023. The next prime is 1361515016129. The reversal of 1361515016100 is 16105151631.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2056531 + ... + 2636730.

Almost surely, 2^{1361515016100} is an apocalyptic number.

1361515016100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1361515016100 is an abundant number, since it is smaller than the sum of its proper divisors (2581876354588).

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

1361515016100 is a wasteful number, since it uses less digits than its factorization.

1361515016100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694245 (or 4694238 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 30.

The spelling of 1361515016100 in words is "one trillion, three hundred sixty-one billion, five hundred fifteen million, sixteen thousand, one hundred".