245155523030 has 32 divisors (see below), whose sum is σ = 482316864768. Its totient is φ = 88976988000.

The previous prime is 245155522999. The next prime is 245155523033. The reversal of 245155523030 is 30325551542.

It is a super-2 number, since 2×245155523030² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245155523033) 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, 2073146 + ... + 2188205.

It is an arithmetic number, because the mean of its divisors is an integer number (15072402024).

Almost surely, 2^245155523030 is an apocalyptic number.

245155523030 is a deficient number, since it is larger than the sum of its proper divisors (237161341738).

245155523030 is a wasteful number, since it uses less digits than its factorization.

245155523030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4261892.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 245155523030 in words is "two hundred forty-five billion, one hundred fifty-five million, five hundred twenty-three thousand, thirty".