145405635224554 has 32 divisors (see below), whose sum is σ = 228916923361920. Its totient is φ = 69136848297792.

The previous prime is 145405635224533. The next prime is 145405635224567. The reversal of 145405635224554 is 455422536504541.

It is a super-2 number, since 2×145405635224554² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145405635224495 and 145405635224504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188593912 + ... + 189363340.

It is an arithmetic number, because the mean of its divisors is an integer number (7153653855060).

Almost surely, 2^{145405635224554} is an apocalyptic number.

145405635224554 is a deficient number, since it is larger than the sum of its proper divisors (83511288137366).

145405635224554 is a wasteful number, since it uses less digits than its factorization.

145405635224554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793374.

The product of its (nonzero) digits is 57600000, while the sum is 55.

The spelling of 145405635224554 in words is "one hundred forty-five trillion, four hundred five billion, six hundred thirty-five million, two hundred twenty-four thousand, five hundred fifty-four".