374540451840 has 360 divisors, whose sum is σ = 1366753511760. Its totient is φ = 94617206784.

The previous prime is 374540451823. The next prime is 374540451851. The reversal of 374540451840 is 48154045473.

374540451840 is a `hidden beast` number, since 3 + 74 + 54 + 0 + 451 + 84 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a super-2 number, since 2×374540451840² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 13994952 + ... + 14021688.

Almost surely, 2^374540451840 is an apocalyptic number.

374540451840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 374540451840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (683376755880).

374540451840 is an abundant number, since it is smaller than the sum of its proper divisors (992213059920).

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

374540451840 is a wasteful number, since it uses less digits than its factorization.

374540451840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26795 (or 26766 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 374540451840 in words is "three hundred seventy-four billion, five hundred forty million, four hundred fifty-one thousand, eight hundred forty".