1478701749954 has 128 divisors (see below), whose sum is σ = 3565470182400. Its totient is φ = 402897381120.

The previous prime is 1478701749923. The next prime is 1478701749997. The reversal of 1478701749954 is 4599471078741.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6203917 + ... + 6437855.

It is an arithmetic number, because the mean of its divisors is an integer number (27855235800).

Almost surely, 2^{1478701749954} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1478701749954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782735091200).

1478701749954 is an abundant number, since it is smaller than the sum of its proper divisors (2086768432446).

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

1478701749954 is a wasteful number, since it uses less digits than its factorization.

1478701749954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234160.

The product of its (nonzero) digits is 71124480, while the sum is 66.

The spelling of 1478701749954 in words is "one trillion, four hundred seventy-eight billion, seven hundred one million, seven hundred forty-nine thousand, nine hundred fifty-four".