1173327255400 has 48 divisors (see below), whose sum is σ = 2731738595040. Its totient is φ = 468685272000.

The previous prime is 1173327255307. The next prime is 1173327255409. The reversal of 1173327255400 is 45527233711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (1173327255409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3889426 + ... + 4180225.

It is an arithmetic number, because the mean of its divisors is an integer number (56911220730).

Almost surely, 2^{1173327255400} is an apocalyptic number.

1173327255400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1173327255400 is an abundant number, since it is smaller than the sum of its proper divisors (1558411339640).

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

1173327255400 is a wasteful number, since it uses less digits than its factorization.

1173327255400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8070394 (or 8070385 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 1173327255400 in words is "one trillion, one hundred seventy-three billion, three hundred twenty-seven million, two hundred fifty-five thousand, four hundred".