1375363533720 has 64 divisors (see below), whose sum is σ = 4501189751040. Its totient is φ = 333421462400.

The previous prime is 1375363533683. The next prime is 1375363533757. The reversal of 1375363533720 is 273353635731.

It is an interprime number because it is at equal distance from previous prime (1375363533683) and next prime (1375363533757).

It is a self number, because there is not a number n which added to its sum of digits gives 1375363533720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520969716 + ... + 520972355.

It is an arithmetic number, because the mean of its divisors is an integer number (70331089860).

Almost surely, 2^{1375363533720} is an apocalyptic number.

1375363533720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1375363533720 is an abundant number, since it is smaller than the sum of its proper divisors (3125826217320).

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

1375363533720 is a wasteful number, since it uses less digits than its factorization.

1375363533720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041942096 (or 1041942092 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 48.

The spelling of 1375363533720 in words is "one trillion, three hundred seventy-five billion, three hundred sixty-three million, five hundred thirty-three thousand, seven hundred twenty".