2455511345240 has 32 divisors (see below), whose sum is σ = 5618542914000. Its totient is φ = 965557002624.

The previous prime is 2455511345239. The next prime is 2455511345249. The reversal of 2455511345240 is 425431155542.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455511345249) 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, 520233095 + ... + 520237814.

Almost surely, 2^{2455511345240} is an apocalyptic number.

2455511345240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2455511345240 is an abundant number, since it is smaller than the sum of its proper divisors (3163031568760).

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

2455511345240 is a wasteful number, since it uses less digits than its factorization.

2455511345240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040470979 (or 1040470975 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 2455511345240 in words is "two trillion, four hundred fifty-five billion, five hundred eleven million, three hundred forty-five thousand, two hundred forty".