1426610481780 has 48 divisors (see below), whose sum is σ = 4357646564544. Its totient is φ = 345844965120.

The previous prime is 1426610481763. The next prime is 1426610481811. The reversal of 1426610481780 is 871840166241.

It is a congruent number.

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, 1080764857 + ... + 1080766176.

It is an arithmetic number, because the mean of its divisors is an integer number (90784303428).

Almost surely, 2^{1426610481780} is an apocalyptic number.

1426610481780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1426610481780 is an abundant number, since it is smaller than the sum of its proper divisors (2931036082764).

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

1426610481780 is a wasteful number, since it uses less digits than its factorization.

1426610481780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161531056 (or 2161531054 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 1426610481780 in words is "one trillion, four hundred twenty-six billion, six hundred ten million, four hundred eighty-one thousand, seven hundred eighty".