1423637727730 has 32 divisors (see below), whose sum is σ = 2674046577024. Its totient is φ = 544679156736.

The previous prime is 1423637727709. The next prime is 1423637727781. The reversal of 1423637727730 is 377277363241.

It is a super-2 number, since 2×1423637727730² (a number of 25 digits) contains 22 as substring.

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, 9234642 + ... + 9387538.

It is an arithmetic number, because the mean of its divisors is an integer number (83563955532).

Almost surely, 2^{1423637727730} is an apocalyptic number.

1423637727730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423637727730 is a deficient number, since it is larger than the sum of its proper divisors (1250408849294).

1423637727730 is a wasteful number, since it uses less digits than its factorization.

1423637727730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193410.

The product of its (nonzero) digits is 6223392, while the sum is 52.

The spelling of 1423637727730 in words is "one trillion, four hundred twenty-three billion, six hundred thirty-seven million, seven hundred twenty-seven thousand, seven hundred thirty".