1245351220410 has 64 divisors (see below), whose sum is σ = 3340081713024. Its totient is φ = 294539827200.

The previous prime is 1245351220357. The next prime is 1245351220411. The reversal of 1245351220410 is 140221535421.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1245351220411) 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, 46008319 + ... + 46035378.

It is an arithmetic number, because the mean of its divisors is an integer number (52188776766).

Almost surely, 2^{1245351220410} is an apocalyptic number.

1245351220410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1245351220410 is an abundant number, since it is smaller than the sum of its proper divisors (2094730492614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245351220410 is a wasteful number, since it uses less digits than its factorization.

1245351220410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92043759.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1245351220410 its reverse (140221535421), we get a palindrome (1385572755831).

The spelling of 1245351220410 in words is "one trillion, two hundred forty-five billion, three hundred fifty-one million, two hundred twenty thousand, four hundred ten".