4390472293454 has 32 divisors (see below), whose sum is σ = 7338420936000. Its totient is φ = 1956081625344.

The previous prime is 4390472293453. The next prime is 4390472293507. The reversal of 4390472293454 is 4543922740934.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4390472293454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4390472293453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2950007 + ... + 4181325.

It is an arithmetic number, because the mean of its divisors is an integer number (229325654250).

Almost surely, 2^{4390472293454} is an apocalyptic number.

4390472293454 is a deficient number, since it is larger than the sum of its proper divisors (2947948642546).

4390472293454 is a wasteful number, since it uses less digits than its factorization.

4390472293454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236092.

The product of its (nonzero) digits is 26127360, while the sum is 56.

The spelling of 4390472293454 in words is "four trillion, three hundred ninety billion, four hundred seventy-two million, two hundred ninety-three thousand, four hundred fifty-four".