103780286242646 has 16 divisors (see below), whose sum is σ = 167645248764000. Its totient is φ = 47898544796928.

The previous prime is 103780286242631. The next prime is 103780286242747. The reversal of 103780286242646 is 646242682087301.

It is a super-2 number, since 2×103780286242646² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41576255 + ... + 44001653.

It is an arithmetic number, because the mean of its divisors is an integer number (10477828047750).

Almost surely, 2^{103780286242646} is an apocalyptic number.

103780286242646 is a deficient number, since it is larger than the sum of its proper divisors (63864962521354).

103780286242646 is a wasteful number, since it uses less digits than its factorization.

103780286242646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071143.

The product of its (nonzero) digits is 37158912, while the sum is 59.

The spelling of 103780286242646 in words is "one hundred three trillion, seven hundred eighty billion, two hundred eighty-six million, two hundred forty-two thousand, six hundred forty-six".