49097720006400 has 216 divisors, whose sum is σ = 174496759808560. Its totient is φ = 12085592555520.

The previous prime is 49097720006393. The next prime is 49097720006411. The reversal of 49097720006400 is 460002779094.

It is a super-2 number, since 2×49097720006400² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 49097720006400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98103205 + ... + 98602404.

Almost surely, 2^{49097720006400} is an apocalyptic number.

49097720006400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49097720006400 is an abundant number, since it is smaller than the sum of its proper divisors (125399039802160).

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

49097720006400 is a wasteful number, since it uses less digits than its factorization.

49097720006400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196705651 (or 196705632 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 49097720006400 in words is "forty-nine trillion, ninety-seven billion, seven hundred twenty million, six thousand, four hundred".