354400370924545 has 8 divisors (see below), whose sum is σ = 463942303755840. Its totient is φ = 257745724308720.

The previous prime is 354400370924543. The next prime is 354400370924563. The reversal of 354400370924545 is 545429073004453.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 354400370924545 - 2¹ = 354400370924543 is a prime.

It is a super-2 number, since 2×354400370924545² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (55), and also a Moran number because the ratio is a prime number: 6443643107719 = 354400370924545 / (3 + 5 + 4 + 4 + 0 + 0 + 3 + 7 + 0 + 9 + 2 + 4 + 5 + 4 + 5).

It is not an unprimeable number, because it can be changed into a prime (354400370924543) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3221821553805 + ... + 3221821553914.

It is an arithmetic number, because the mean of its divisors is an integer number (57992787969480).

Almost surely, 2^{354400370924545} is an apocalyptic number.

It is an amenable number.

354400370924545 is a deficient number, since it is larger than the sum of its proper divisors (109541932831295).

354400370924545 is a wasteful number, since it uses less digits than its factorization.

354400370924545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6443643107735.

The product of its (nonzero) digits is 36288000, while the sum is 55.

The spelling of 354400370924545 in words is "three hundred fifty-four trillion, four hundred billion, three hundred seventy million, nine hundred twenty-four thousand, five hundred forty-five".