100078662507461 has 16 divisors (see below), whose sum is σ = 110882102644800. Its totient is φ = 89570259582720.

The previous prime is 100078662507451. The next prime is 100078662507491. The reversal of 100078662507461 is 164705266870001.

It is a cyclic number.

It is not a de Polignac number, because 100078662507461 - 2²² = 100078658313157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100078662507401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269995355 + ... + 270365768.

It is an arithmetic number, because the mean of its divisors is an integer number (6930131415300).

Almost surely, 2^{100078662507461} is an apocalyptic number.

100078662507461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100078662507461 is a deficient number, since it is larger than the sum of its proper divisors (10803440137339).

100078662507461 is a wasteful number, since it uses less digits than its factorization.

100078662507461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540361396.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 100078662507461 in words is "one hundred trillion, seventy-eight billion, six hundred sixty-two million, five hundred seven thousand, four hundred sixty-one".