1355490458782 has 8 divisors (see below), whose sum is σ = 2066567420952. Its totient is φ = 666634651800.

The previous prime is 1355490458717. The next prime is 1355490458821. The reversal of 1355490458782 is 2878540945531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a self number, because there is not a number n which added to its sum of digits gives 1355490458782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5555288644 + ... + 5555288887.

It is an arithmetic number, because the mean of its divisors is an integer number (258320927619).

Almost surely, 2^{1355490458782} is an apocalyptic number.

1355490458782 is a deficient number, since it is larger than the sum of its proper divisors (711076962170).

1355490458782 is a wasteful number, since it uses less digits than its factorization.

1355490458782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110577594.

The product of its (nonzero) digits is 48384000, while the sum is 61.

The spelling of 1355490458782 in words is "one trillion, three hundred fifty-five billion, four hundred ninety million, four hundred fifty-eight thousand, seven hundred eighty-two".