2451361635264 has 56 divisors (see below), whose sum is σ = 6487405910608. Its totient is φ = 816930109440.

The previous prime is 2451361635263. The next prime is 2451361635271. The reversal of 2451361635264 is 4625361631542.

It is a super-4 number, since 4×2451361635264⁴ (a number of 51 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451361635263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660607 + ... + 2310654.

It is an arithmetic number, because the mean of its divisors is an integer number (115846534118).

Almost surely, 2^{2451361635264} is an apocalyptic number.

2451361635264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2451361635264 is an abundant number, since it is smaller than the sum of its proper divisors (4036044275344).

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

2451361635264 is a wasteful number, since it uses less digits than its factorization.

2451361635264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975573 (or 2975563 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 48.

The spelling of 2451361635264 in words is "two trillion, four hundred fifty-one billion, three hundred sixty-one million, six hundred thirty-five thousand, two hundred sixty-four".