1197162378408 has 32 divisors (see below), whose sum is σ = 3150427312800. Its totient is φ = 378051277248.

The previous prime is 1197162378383. The next prime is 1197162378463. The reversal of 1197162378408 is 8048732617911.

It is a super-2 number, since 2×1197162378408² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312677591 + ... + 1312678502.

It is an arithmetic number, because the mean of its divisors is an integer number (98450853525).

Almost surely, 2^{1197162378408} is an apocalyptic number.

It is an amenable number.

1197162378408 is an abundant number, since it is smaller than the sum of its proper divisors (1953264934392).

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

1197162378408 is a wasteful number, since it uses less digits than its factorization.

1197162378408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625356121 (or 2625356117 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 57.

The spelling of 1197162378408 in words is "one trillion, one hundred ninety-seven billion, one hundred sixty-two million, three hundred seventy-eight thousand, four hundred eight".