1423406153450 has 24 divisors (see below), whose sum is σ = 2671824771660. Its totient is φ = 564138950400.

The previous prime is 1423406153447. The next prime is 1423406153509. The reversal of 1423406153450 is 543516043241.

It can be written as a sum of positive squares in 6 ways, for example, as 510783225481 + 912622927969 = 714691^2 + 955313^2 .

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, 130582271 + ... + 130593170.

Almost surely, 2^{1423406153450} is an apocalyptic number.

1423406153450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1423406153450 is a deficient number, since it is larger than the sum of its proper divisors (1248418618210).

1423406153450 is a wasteful number, since it uses less digits than its factorization.

1423406153450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261175562 (or 261175557 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 1423406153450 in words is "one trillion, four hundred twenty-three billion, four hundred six million, one hundred fifty-three thousand, four hundred fifty".