1423746737964 has 36 divisors (see below), whose sum is σ = 3600630142200. Its totient is φ = 474356121600.

The previous prime is 1423746737957. The next prime is 1423746737977. The reversal of 1423746737964 is 4697376473241.

1423746737964 is a `hidden beast` number, since 1 + 42 + 3 + 7 + 467 + 3 + 79 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9345237 + ... + 9496364.

It is an arithmetic number, because the mean of its divisors is an integer number (100017503950).

Almost surely, 2^{1423746737964} is an apocalyptic number.

It is an amenable number.

1423746737964 is an abundant number, since it is smaller than the sum of its proper divisors (2176883404236).

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

1423746737964 is a wasteful number, since it uses less digits than its factorization.

1423746737964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18843710 (or 18843705 counting only the distinct ones).

The product of its digits is 128024064, while the sum is 63.

The spelling of 1423746737964 in words is "one trillion, four hundred twenty-three billion, seven hundred forty-six million, seven hundred thirty-seven thousand, nine hundred sixty-four".