203152011355545 has 32 divisors (see below), whose sum is σ = 377774200304640. Its totient is φ = 91295431734720.

The previous prime is 203152011355519. The next prime is 203152011355547. The reversal of 203152011355545 is 545553110251302.

It is not a de Polignac number, because 203152011355545 - 2⁷ = 203152011355417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203152011355497 and 203152011355506.

It is not an unprimeable number, because it can be changed into a prime (203152011355547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16396443471 + ... + 16396455860.

It is an arithmetic number, because the mean of its divisors is an integer number (11805443759520).

Almost surely, 2^{203152011355545} is an apocalyptic number.

It is an amenable number.

203152011355545 is a deficient number, since it is larger than the sum of its proper divisors (174622188949095).

203152011355545 is a wasteful number, since it uses less digits than its factorization.

203152011355545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32792899405.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 203152011355545 in words is "two hundred three trillion, one hundred fifty-two billion, eleven million, three hundred fifty-five thousand, five hundred forty-five".