7157150400400 has 240 divisors, whose sum is σ = 23087066583168. Its totient is φ = 2059200000000.

The previous prime is 7157150400331. The next prime is 7157150400427. The reversal of 7157150400400 is 40040517517.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8537101 + ... + 9337900.

Almost surely, 2^{7157150400400} is an apocalyptic number.

7157150400400 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7157150400400 is an abundant number, since it is smaller than the sum of its proper divisors (15929916182768).

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

7157150400400 is a wasteful number, since it uses less digits than its factorization.

7157150400400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17875050 (or 17875039 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

Adding to 7157150400400 its reverse (40040517517), we get a palindrome (7197190917917).

The spelling of 7157150400400 in words is "seven trillion, one hundred fifty-seven billion, one hundred fifty million, four hundred thousand, four hundred".